400-million-year-old-fish-exposes-big-mistake-in-how-we-understood-evolution

A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed that key muscles believed to be part of early vertebrate evolution were actually misidentified ligaments. This means foundational assumptions about how vertebrates,Continue Reading

did-humans-learn-to-walk-in-trees?

In the quest to understand how and why early humans started walking on two legs, scientists are now looking to chimpanzees living in dry, open savannah-like environments for clues. A new study reveals that these chimpanzees, despite the open terrain, still frequently climb trees to gather fruit and other foodsContinue Reading

un-ocean-summit-in-nice-closes-with-wave-of-commitments

Ships in the port of Nice sounded their fog-horns on Friday, a brassy crescendo to a rare moment of global unity as the Third UN Ocean Conference drew to a close. Moments earlier, more than 170 countries had adopted by consensus a sweeping political declaration promising urgent action to protectContinue Reading