Science

Scotland’s 3 mysterious parallel hillside roads weren’t built by humans. Even Darwin was puzzled.

Culture

A man went looking for a lost hammer. He found over 15,000 Roman coins instead.

Scientists needed a better way to monitor disappearing coral reefs. Seatrees and Samsung have found a solution that fits in one hand.

Conservation

Engineers straightened a Florida river. Bringing back its bends helped bring back its wildlife.