Popular Science
Get a grip: the science of how tires work in winter
What keeps the tire’s rubber on the road when the weather becomes most foul, the temperature drops, and rain turns to sleet and then snow? A good winter tire requires these three things. Video presented by Continental. ► LEARN MORE about how tires work in winter: ► SUBSCRIBE! to Popular Science on YouTube: #Continental #VikingContact7…
Popular Science
The Experiment That Tried to Weigh the Human Soul
It’s a little complicated to weigh a dying person on a hospital bed, but that didn’t deter Duncan MacDougall. In the early 20th century, MacDougall’s unique bed-scale detected that 21 grams left the human body at the moment of death. He had finally discovered it: the weigh of the human soul … or so he…
Popular Science
The Radioactive “Miracle Water” That Killed Its Believers
If you lived in the 1920s, you might have found a pamphlet advertising “the greatest therapeutic force known to mankind.” Radithor was a tiny bottle of clear, colorless water that claimed to cure acne, anemia, heart disease, poison ivy, impotence, asthma, and any other malady you could imagine. There was only one side effect: DEATH.…
Popular Science
What’s Really Underneath This Massive, Noisy Siberian Crater?
In a remote area of the Siberian tundra, there’s a place that locals call ‘The Gateway to Hell.’ In the summer, its peaceful waterfall sounds are interrupted by the booms and crashes of falling earth. And while it‘s not actually a portal to another dimension, the Batagay Crater (technically a “megaslump”) is an unsettling mark…
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Paul Smith
November 30, 2020 at 11:23 pm
Comedic and informative! Very well done!
@paulsmith9341
November 30, 2020 at 6:23 pm
Comedic and informative! Very well done!
Iron Reed
May 28, 2022 at 2:01 pm
This is good, but Id take some info on tire “tread rating”; Snow tires seem to have lower ratings and I’m assuming they mean on clean surfaces not snow?
@ironreed2654
May 28, 2022 at 10:01 am
This is good, but Id take some info on tire “tread rating”; Snow tires seem to have lower ratings and I’m assuming they mean on clean surfaces not snow?
@jdigitalseven7
June 11, 2024 at 11:24 pm
In actual written human genealogies, they put the world at 6-7000 years old. No such thing as “pre history” or any time period before then. Its not a guess with fake science with an agenda put behind it, but actual written down names. With the average age in the 70s, 6-7000 years is still very old compared to us.