Be Smart
Will Earth Run Out of Oxygen
The key enzyme behind photosynthesis isn’t actually all that great at its job.
Latest in
Be Smart
Sponsorship
Be Smart
What’s Inside the Oldest Rocks in the World?
The oldest rocks on Earth are more than just ancient—they’re time machines!
Be Smart
Why Your Grandma Is an Evolutionary Mystery
This is one of the weirdest mysteries of human evolution: Why do we have grandmas?
Be Smart
The Weird Science That Lets Insects Fly in the RainThe Weird Science That Lets Insects Fly in the Rain
Insects and birds have an awesome superpower that repels water and keeps them airborne in the rain.
Be Smart
What Synesthesia Feels Like
Why do some people taste music or hear colors? Let’s talk about synesthesia.