Science, Mathematics & Technology

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Last post

Railway anniversary

by Witness » Sat Sep 27, 2014 1:47 am

First post

The Stockton and Darlington Railway (S&DR) was a railway company that operated in north-east England from 1825 to 1863. The world's first public...

Last post

Another Monet: Saint Lazare (station), same date:

Same with frame, different colors:

3 Replies

736 Views

Last post by Witness
Mon Jun 22, 2020 12:28 am
Plasma emitters

by Pyrrho » Wed Jun 17, 2020 11:04 pm

First post

Furnace folks want to sell me one to clean out dust, mold, and that COVID .

Not buying one, but if anyone feels like giving me a 'splainer...go...

Last post

I think the rep meant ion generator . There's a Plasma Air company that makes 'em.

Seems similar to electromagnets on copper water pipes. To prevent...

8 Replies

846 Views

Last post by Rob Lister
Sat Jun 20, 2020 7:13 pm
Doomsday devices

by robinson » Tue Jun 16, 2020 6:24 pm

With out actually meaning to

A lot of countries have them

Any working reactor, and especially any cluster of multiple reactors with spent fuel

Is...

6 Replies

609 Views

Last post by Witness
Wed Jun 17, 2020 12:28 am
Roman roads on flood maps

by Witness » Wed Jan 20, 2016 6:38 am

First post

Long-lost Roman roads discovered on flood maps: Hi-tech Lidar data reveals the route of 2,000-year-old highways across Britain

Aerial flood maps...

Last post

It's actually pretty fucking cool how new tech, or new ways to use tech, expands our knowledge of the world. A similar thing was done in Central...

3 Replies

771 Views

Last post by robinson
Tue Jun 16, 2020 8:24 pm
New Horizons conducts the first interstellar parallax experiment

by robinson » Tue Jun 16, 2020 1:22 am

Interesting

0 Replies

600 Views

Last post by robinson
Tue Jun 16, 2020 1:22 am
Video stabilization

by Witness » Tue May 17, 2016 4:01 am

First post

You may want to turn the sound down.

Last post

Drones changed how videos can be made

No more need to run, set up expensive tracks, or risk your neck trying to get footage

1 Replies

721 Views

Last post by robinson
Sun Jun 14, 2020 12:07 pm
Illinois climate change, 90 years of actual data

by robinson » Wed Apr 29, 2020 2:13 pm

First post

:D

Would you like to see some graphs?

Last post

I understand

I just don’t care

24 Replies

1390 Views

Last post by robinson
Sat Jun 06, 2020 2:17 pm
When Venus is closest to Earth, the same point on Venus' surface faces Earth.

by Rob Lister » Wed Jun 03, 2020 1:04 pm

profit?

0 Replies

544 Views

Last post by Rob Lister
Wed Jun 03, 2020 1:04 pm
First SpaceX manned mission, May 30th (Sat)

by Anaxagoras » Mon May 25, 2020 11:43 am

At 4:33 PM, eastern time.

SpaceX Is About to Launch Two Astronauts Into Space in a Historic First

In the beginning, everyone was skeptical. But...

28 Replies

1152 Views

Last post by Witness
Sun May 31, 2020 10:01 pm
Whoopsie!

by Pyrrho » Fri May 29, 2020 7:49 pm

2 Replies

451 Views

Last post by Anaxagoras
Fri May 29, 2020 11:33 pm
Media incorrectly connects UH research to parallel universe theory

by Pyrrho » Sun May 24, 2020 6:39 pm

First post

It's tabloids all the way down.

Last post

Orwell notes that no story was ever accurately reported by the newspapers

8 Replies

500 Views

Last post by robinson
Tue May 26, 2020 6:16 pm
Fusion power (fission welcome too)

by Anaxagoras » Wed Dec 18, 2019 6:04 am
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I don't know if there's much reason to be excited about this, but there are private efforts to develop nuclear fusion.

A fusion startup backed by...

Last post

On 20 August 2019 ONR gave permission for reactor four at Hunterston B nuclear power station to restart, but only until December. The reactor had an...
59 Replies

2182 Views

Last post by robinson
Sun May 24, 2020 7:12 pm
It's finally official, there actually are UFOs

by robinson » Tue Apr 28, 2020 6:24 am
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First post

I've seen a few, but was always able to figure out what they were later. But this high tech video from advanced fighter jets, well, the old pilots...

Last post

The Foo fighters of WWII, the nighttime illusions, ball lightning, blue sprites and red jets, the atmospheric electrical wired as fuck shit around...
41 Replies

1360 Views

Last post by robinson
Fri May 22, 2020 4:32 am
FLIR can be used to detect somebody that is in a crowd with a fever

by robinson » Sun Apr 12, 2020 2:31 am

First post

The drone thing is a whole nother issue

But the tech

Wow

“Someone with a fever stands out in a crowd”

Last post

Not surprising.

3 Replies

380 Views

Last post by robinson2
Wed May 20, 2020 9:54 pm
Wolfram's Theory of Everything

by Witness » Wed Apr 22, 2020 4:02 am

First post

Finally We May Have a Path to the Fundamental Theory of Physics…
and It’s Beautiful

It’s unexpected, surprising—and for me incredibly exciting. To...

Last post

According to whois, it's a fellow named Joshua Levine in Occidental, CA. Email at ooaahh@yahoo.com.

I'll message him. Maybe he'll see reason.

18 Replies

484 Views

Last post by gnome
Thu May 14, 2020 8:24 pm
This is how camera lenses change the shape of your face

by Witness » Tue May 05, 2020 1:04 am

First post

Indeed old hat but still interesting.

We are able to judge quite accurately the distance between camera/spectator and subject from unconscious clues...

Last post

With Hypercentric lenses, things that are further away appear bigger than nearer things. They are used on production lines allowing vision systems to...

2 Replies

270 Views

Last post by ceptimus
Wed May 06, 2020 10:33 am
Solar Realities and the Electric Company

by Rob Lister » Sat Nov 23, 2013 1:42 pm
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First post

First a counter-intuitive reality:

Conventional wisdom says that if you put solar panels on your roof in the Northern Hemisphere, you should point...

Last post

Part of the problem is that electrical energy is very difficult to store. (In some places water is pumped uphill when the grid is idle, and used to...
117 Replies

3442 Views

Last post by robinson
Mon Apr 27, 2020 7:12 pm
Tornadoes

by robinson » Sun Apr 26, 2020 11:18 am

First post

Tornadoes have always fascinated me. This close up footage of one is just astounding.

Last post

Wound up in a totally real alert situation at home the other day. They've taken to distributing emergency instructions by texting people's phones,...

3 Replies

216 Views

Last post by gnome
Mon Apr 27, 2020 5:01 pm
The most efficient method of wiping out humanity?

by Miles » Wed Mar 12, 2014 1:41 pm
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First post

Note that this is purely hypothetica l. I will not be taking any of the following opinion into account personally.
...yet. :wink:

Last post

Shut the fuck up
46 Replies

1296 Views

Last post by robinson
Fri Apr 24, 2020 11:37 am
Is Chipotle promoting food woo?

by Anaxagoras » Tue Apr 28, 2015 6:48 am
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First post

Chipotle will stop serving GMO foods — despite zero evidence they're harmful to eat

Chipotle Wants to Sell “Food With Integrity.” Dropping GMOs Is...

Last post

And they're JUST NOW getting this issue settled.

Chipotle to Pay Massive Fine for Sickening 1.1K

Restaurant chain agrees to pay $25M to...
56 Replies

1579 Views

Last post by Rob Lister
Wed Apr 22, 2020 2:47 pm
Heating Solutions

by asthmatic camel » Sat Jul 06, 2019 10:36 pm
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First post

So, it's 13 years since we installed our gas central heating/hot water system based around a condensing boiler. While it's been fantastic to date,...

Last post

I fixed it better.
112 Replies

3077 Views

Last post by Rob Lister
Tue Apr 21, 2020 8:34 pm
Cool Satellite Rescue

by Rob Lister » Sat Apr 18, 2020 8:23 am

First post

Cool accomplishment

For the first time ever, a robotic spacecraft caught an old satellite and extended its life

A small spacecraft built by...

Last post

A small first step to mining the asteroid belt. :)

2 Replies

184 Views

Last post by Witness
Tue Apr 21, 2020 4:00 am
Covid got Conway

by Witness » Mon Apr 13, 2020 11:07 pm

Famous British mathematician John Horton Conway passed on April 11

John Horton Conway famous British Mathematician, the John von Neuman Professor...

0 Replies

126 Views

Last post by Witness
Mon Apr 13, 2020 11:07 pm
Steam locomotives, half tracks, snowmobiles.

by robinson » Mon Apr 13, 2020 7:19 pm

2 Replies

140 Views

Last post by robinson
Mon Apr 13, 2020 9:53 pm
Krakatoa again

by sparks » Sat Apr 11, 2020 8:59 pm

Gawd is pissed. Your job: Figure out what the fuck he's on about this time. Good luck, we're all counting on you. :)

3 Replies

158 Views

Last post by robinson
Sun Apr 12, 2020 2:55 am
Antibody treatment?

by ed » Sun Apr 05, 2020 12:22 pm

What my company is doing is adapting antibodies to recognize and neutralize the novel coronavirus. So this would ... sort of skipping what a vaccine...

0 Replies

160 Views

Last post by ed
Sun Apr 05, 2020 12:22 pm
Who likes Klein bottles?

by Pyrrho » Sun Feb 23, 2020 9:56 pm

6 Replies

227 Views

Last post by Witness
Fri Apr 03, 2020 10:37 pm
The prognosis

by ed » Wed Mar 25, 2020 1:35 pm

First post

I am going to lay out a straw man scenario for the progression of this disease. Please fix/ammend as necessary. Dates and rates are somewhat WAGs so...

Last post

That was funny. I like him.

My crystal ball sez we're going to see a baby boom in 9 months.

7 Replies

144 Views

Last post by Rob Lister
Thu Mar 26, 2020 10:38 am
We're going to Mercury because we need some ice.

by ceptimus » Sat Mar 21, 2020 9:31 pm

First post

There are plenty of places closer to Venus, in rocket fuel terms, than Mercury. Earth is closer, though landing on Earth and taking off again uses a...

Last post

That is why we go to *snicker! snicker!*

Uranus.

– J.D.

3 Replies

138 Views

Last post by Doctor X
Sun Mar 22, 2020 4:28 am
Homeopathy and Corona Virus

by ed » Fri Feb 14, 2020 11:49 am

First post

Homeopathy Prevention (Genus Epidemicus) for Coronavirus:
Coronavirus is preventable with homeopathy. Not only Coronavirus but any other epidemic can...

Last post

Alex Jones Is Peddling Toothpaste That He Falsely Says Kills Coronavirus

Jones told listeners on his “Infowars” program Tuesday that silver-infused...

9 Replies

239 Views

Last post by Witness
Thu Mar 19, 2020 12:50 am
What the hell is Musk up to now?

by Anaxagoras » Tue Jan 31, 2017 3:23 am

First post

Elon Musk on Digging Big-Ass Tunnel: 'We Have No Idea What We’re Doing'

Traffic is driving me nuts. Am going to build a tunnel boring machine and...

Last post

Musk is working on a new way to test for Wuhan flu virus

6 Replies

275 Views

Last post by robinson
Sun Mar 15, 2020 3:28 pm
Oooh! Oooh! Guess what's destroying the planet NOW!

by Fid » Mon Jul 15, 2019 3:49 am

First post

Damn two-stroke internet.

Last post

Hey everybody! Isolate and don't spread the virus!

Mass crowds fight over the last roll of Charmin in stores

18 Replies

643 Views

Last post by robinson
Sun Mar 15, 2020 3:27 pm
Biggest Bang Observed Since . . . Your Mom!

by Doctor X » Fri Feb 28, 2020 6:30 am

First post

Shown: Your Mom

Scientists have detected evidence for a colossal explosion in space - five times bigger than anything observed before Your Mom....

Last post

Apparently they can.

I use to be able to understand it except, you know, math.

– J.D.

2 Replies

57 Views

Last post by Doctor X
Fri Feb 28, 2020 9:07 am
Discovery of a Doomed Planet

by Anaxagoras » Thu Feb 27, 2020 1:28 am

All planets are doomed, including earth. It's just a matter of on what timescale.

0 Replies

70 Views

Last post by Anaxagoras
Thu Feb 27, 2020 1:28 am
Is Neil Young right about sound quality?

by Anaxagoras » Thu Jul 16, 2015 4:57 am
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First post

Just wondering if this is some kind of audiophile woo-woo or if he has a legitimate point:

Neil Young says done with streaming due to 'worst' sound...

Last post

“Devastating” Manufacturing Plant Fire Threatens Worldwide Vinyl Record Supply

Third Man Records’ Ben Blackwell says the destruction of Apollo...
112 Replies

2116 Views

Last post by Witness
Fri Feb 21, 2020 12:49 am
Audio woes

by gnome » Thu Dec 05, 2019 2:57 am

First post

I got tired of my new TV's stupid built in speakers--especially with dialog being too quiet compared to music and sound effects--and surrendered to...

Last post

Update again:

The settings that worked best on the cheap 3.0 soundbar performed about exactly as well as the better quality 2.0 soundbar, so now I'm...

15 Replies

179 Views

Last post by gnome
Thu Feb 20, 2020 3:53 am
We're going to Pluto for the swimming.

by sparks » Tue May 21, 2019 7:50 pm

First post

Appropriately designed submersible could prove interesting. But we should send the first series to Europa.

Since there seems to be a lot of water in...

Last post

Thanks Witness. Cool stuff. There's more cool stuff under See Also, like the Horseshoe Orbit.

I never knew anything like that was possible. Nice...

6 Replies

271 Views

Last post by Bruce
Mon Feb 17, 2020 6:18 am
We're going to Mars for the swimming.

by Witness » Fri Feb 14, 2020 1:40 am

Undoubtedly, a planet where CO 2 freezes in the shadows must be colonized ASAP. :roll:

0 Replies

72 Views

Last post by Witness
Fri Feb 14, 2020 1:40 am
The Genetic Engineering Thread

by Anaxagoras » Sun Dec 31, 2017 8:08 am

First post

I think we're about to enter a new era. Sort of like the Internet and smart phones and Google ushered in a new era in the 90s and aughts, we are...

Last post

Life will find a way.

And Jeff Goldblum is watching you poop.

14 Replies

801 Views

Last post by sparks
Sun Feb 02, 2020 8:59 pm
Mosquitoes engineered to repel dengue virus

by ed » Mon Jan 20, 2020 1:01 pm

Presumably the antibody could be constructed to interfere with intestinal flora so that they could be released in an area where everyone would come...

0 Replies

56 Views

Last post by ed
Mon Jan 20, 2020 1:01 pm
Breaking news from the world of dodecahedrons.

by Witness » Wed Jan 15, 2020 1:30 am

Now that's an articulate dude! :figamagee:

0 Replies

62 Views

Last post by Witness
Wed Jan 15, 2020 1:30 am
Traffic science

by Anaxagoras » Thu Dec 26, 2019 12:48 pm

First post

I found this remarkably interesting video about a new design for a highway interchange. Just wanted to share it.

Last post

Another good one I stumbled across.

Clark Griswald and Homer Simpson make an appearance midway through the video.

3 Replies

77 Views

Last post by Anaxagoras
Wed Jan 08, 2020 10:46 am
Darwin's Beagle diary

by Witness » Thu Jan 02, 2020 12:37 am

As some of you like to listen to podcasts:
Charles Darwin's 'Beagle Diary' was BBC Radio 4's Book of the Week in December 2006.

These mp3...

0 Replies

53 Views

Last post by Witness
Thu Jan 02, 2020 12:37 am
Concrete battery

by Anaxagoras » Tue Feb 19, 2019 11:24 am

First post

Energy Vault to build grid-level, gravity-fed battery from a tower of concrete blocks

Meeting our growing energy demands without continuing to...

Last post

EPA hates it. Another SJW conundrum

24 Replies

557 Views

Last post by ed
Mon Dec 23, 2019 1:33 pm
Killer whale grandmothers boost survival of calves

by ed » Wed Dec 11, 2019 2:56 pm

First post

Everything is directed at actualizing the prime directive: survive

Did someone here say that humans are above that?

Last post

Not even their kids (and for plants it' very bad luck to germinate under mom). Most animals never see their offspring.

For the last part, there are...

8 Replies

136 Views

Last post by Witness
Sat Dec 14, 2019 3:24 am
Antique Radios

by Rob Lister » Thu Dec 05, 2019 3:43 pm

First post

Back in the '90's, I used to restore antique radios from the late '30's and early forties. I did it as a hobby in my garage, mostly to get away from...

Last post

Rob: In the photo you attached, the turntable doesn't really match the vintage of the rest of the piece.

(Does it?)

Yepper.
1946 Philco...

6 Replies

109 Views

Last post by Rob Lister
Thu Dec 05, 2019 9:09 pm
Invisibility Cloak

by Rob Lister » Wed Oct 23, 2019 10:22 am

First post

Very cool.

Last post

A True Cloaking Device™ :

4 Replies

92 Views

Last post by Witness
Mon Nov 25, 2019 2:58 am
Richard Feynman

by Rob Lister » Thu Oct 24, 2019 3:35 pm

First post

I'd like to say this guy missed his calling, he should have done stand up. Fuck the Nobel Prize in physics, let's do comedy. I've read Surely You're...

Last post

:De_Bunk:

25 Replies

240 Views

Last post by robinson
Mon Nov 18, 2019 11:49 am
Carnivorous plants

by ed » Fri Nov 01, 2019 11:36 am

First post

I've always had an interest in carnivorous plants. When I was a wee lad, just starting out in my endeavors, I tried to use Gibberellic acid to delve...

Last post

Grow Carnivorous Plants.

9 Replies

118 Views

Last post by Witness
Mon Nov 04, 2019 10:53 pm
Uh oh. They are catching up.

by shuize » Fri Nov 01, 2019 7:59 am

First post

They're using tools, you say?

Well, we homo sapiens have a few tools ourselves:

Last post

Helicopter pig hunting?

Way too much money. Terminally stupid.

1 Replies

59 Views

Last post by sparks
Fri Nov 01, 2019 6:08 pm

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