The ancestor of all known life was a microbe that ate hydrogen from deep-sea volcanoes
July 28, 2016, 6:05 a.m. by Russell McLendon
A new study paints a detailed portrait of Earth's last universal common ancestor, known as 'LUCA.'
Wild birds communicate and collaborate with humans, study confirms
July 22, 2016, 3:42 p.m. by Russell McLendon
Two-way teamwork is a rarity between people and wildlife.