The other night, Joshua Foer posed this question was posed to a table full of science journalists. Most of us started talking about friction, and/or possibly something to do with the little flanges on either side of a train wheel.
We were all wrong.
This is a Richard Feynman video, yes, but it's more about mechanics than physics. Turns out, you can learn a lot about how trains stay on the track by looking under your own car.
“The U.S. has reached a landmark of sorts in its so far not very successful battle with the virus that causes Covid-19 — most Americans now know someone who has been infected,” writes Justin Fox at Bloomberg, about coronavirus social data from Navigator Research, shown above.
Researchers successfully revived ancient microbes, some more than 100 million years old, that were buried in the seafloor. During an expedition to the South Pacific Gyre, the scientists from the Japan Agency for Marine-Earth Science and Technology (JAMSTEC) and their colleagues drilled into the ocean sediment almost 6,000 meters below the surface. “Our main question […]
My family stopped wiping down all our groceries to “disinfect” them a couple months ago, mostly because of hygiene exhaustion. Then in May, the Center for Disease Control and Prevention clarified its own Web page about how COVID-19 spreads to state that “based on data from lab studies on COVID-19 and what we know about […]
From ordering from Amazon to paying bills over the web to something as simple as bottled water, we’re all hooked on modern convenience. We can’t help it. There are just too many modern world advances that save us too much time not to become a creature of comfort and go the easy route. Even if […]
No matter whether you go into the office or work from home, whether you roll out of bed at 5 a.m. or never get up before 9, we all agree a day can on how you feel first thing in the morning when you wake up. If you wake up feeling groggy or out of […]
The aluminum can is a great invention. And for 60 years, it and its crafty little addition, the pull tab, have made transporting and drinking all of our favorite beers, soft drinks and other beverages about 1,000 percent easier. Of course, evolution continues — and even an innovation as awesome as the aluminum can is […]