A team of students just won a prestigious award for this cheap skin cancer detector

"It's a very clever device with the potential to save lives around the world."

6 hours ago
Space Dust Really Can Transport Life From Star To Star

Hitchhiking a ride across the galaxies.

22 hours ago
Costa Rica's electricity has run entirely on renewables for 300 days in 2017

A new record, with weeks to go before the year is up.

1 day ago