São Tomé Island Has Two Species of Caecilians Found Nowhere Else on Earth

Experiment Uses CRISPR To Edit Genes While They Are Still Inside A Person's Body. This experiment marks the first time scientists are using CRISPR to edit DNA when it's still inside patients' bodies.

Sharks Use Earth’s Magnetic Field for Homeward Orientation, Study Shows

Volcanic Eruption Illuminates Reykjavik’s Night Sky With Lava Fountains Up To 460 Meters High