Although one third of the population suffers from motion sickness, scientists aren’t exactly sure what causes it. Like the common cold, it’s a seemingly simple problem that’s still without a cure. And if you think it’s bad on a long family car ride, imagine being a motion sick astronaut! Rose Eveleth explains what’s happening in our bodies when we get the car sick blues.
Lightning is one of the major forces behind shaping mountains like the Drakensburg Mountains in South Africa, scientists say.
The next time you look in a mirror, think about this: In many ways you’re more microbe than human. There are 10 times more cells from microorganisms like bacteria and fungi in and on our bodies than there are human cells. But these tiny compatriots are invisible to the naked eye. So we asked artist Ben Arthur to give us a guided tour of the rich universe of the human microbiome.
It’s happened to all of us: we’re cruising down the freeway and suddenly find ourselves stuck in a thick jam of other cars. Where did they come from? What caused the traffic mess? Scientific American editor Larry Greenemeier explains.
A model boat floating on sulfur hexafluoride (gas significantly denser than air) at the Physikshow of the University of Bonn!
At high enough speeds, solids aren’t actually that solid. The force of an impact can create waves in hard objects that are as big as the objects themselves… thus making a golf ball look like jelly.