Be Smart
Mars Used to Be Blue... Then Something Happened
Why is the Martian sky red by day… but blue at sunset?
Latest in
Be Smart
Sponsorship
Be Smart
Why Seedless Fruit Is a Disaster Waiting To Happen
Seedless fruits are delicious, convenient… and completely unnatural.
Be Smart
The Randomness Crisis Threatening the Internet
What does randomness really mean? And why your digital life depend on it?
Be Smart
Blood Types Are Weirder Than You Think
Why do we have different blood types? And why do we have blood at all?