Black Holes R Us
The universe is full of black holes. Even the Milky Way has one, and we now have a picture of it. Don't panic, but it looks like a blurry glazed donut.
The Real Science of the Multiverse
Explaining some of the mind-bending science behind the popular science fiction trope.
Eight Women Astronomers You Should Know
A guided tour of selected luminaries of astronomy, from Ancient Greece to today.
The Quiet eDNA Revolution Transforming Conservation
The aquatic monitoring tool has powerful potential.
Ecological Surprises From Fires Down Under
The recent Australian 2019-2020 bushfires were devastating for people and fauna. Long term, they may not hurt wildlife and ecosystems as much as expected.
Should We Go to Mars? Carl Sagan Had Thoughts
It'd be "a step more significant than the colonization of land by our amphibian ancestors some 500 million years ago." But Sagan had reservations.
Scientists Find Clues to the Mysteries of an Ocean Reef
Beyond the tropical waters of the island nation of Palau lies the Ngaraard Pinnacle, a much rarer kind of reef than its colorful coral cousin.
The Hidden History of Biology Textbooks
American biology textbooks supposedly became less scientific after the Scopes trial. One scholar argues that this isn't the whole story.
The Permanent Crisis of Infrastructure
Ever since it entered public consciousness in the 1980s, infrastructure has been synonymous with decline.