life's little mysteries
Latest about life's little mysteries
Why do babies rub their eyes when they're tired?
By Ashley Hamer published
Babies usually rub their eyes when they're tired, but why?
Have all 8 planets ever aligned?
By Charles Q. Choi published
The solar system's eight planets will never truly be in a straight line, but they can get close to it.
Why aren't all orbits circular?
By Alice Sun published
Why do some celestial bodies have tadpole or even horseshoe-like orbits?
Why does snow squeak when you walk on it?
By Jennifer Nalewicki published
The science behind why snow crunches underfoot.
When did humans start wearing clothes?
By Ashley Hamer published
Clothes don't survive the way artifacts made of stone, bone and other hard materials do, so scientists have to get creative to answer this question.
How much water is in Earth's crust?
By Charles Q. Choi published
Earth is covered with water, but how much is hiding in our planet's crust?
Do we have taste receptors in other parts of our body?
By Ashley Hamer published
Taste receptors have been found far beyond the tongue, but do they help perceive taste or work like the ones in our mouths?
Can static electricity cause a fire?
By Charles Q. Choi published
It's commonplace to get a jolt from static electricity. But does it have enough electrical charge to start a fire?
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