Astronomy

Gravitational waves can be lensed by massive galaxies so that they repeat, like an echo. Scientists are now readying to snare their first one and explore the cosmic secrets it holds

Gravitational waves can be lensed by massive galaxies so that they repeat, like an echo. Scientists are now readying to snare their first one and explore the cosmic secrets it holds

Galaxies could do with a few more arms or some decorative designs – on this episode of Dead Planets Society, our hosts are using collisions, black holes and dark matter to reshape our galaxy

Galaxies could do with a few more arms or some decorative designs – on this episode of Dead Planets Society, our hosts are using collisions, black holes and dark matter to reshape our galaxy

Using tree ring data, scientists have confirmed that summer 2023 was the hottest summer on Earth in the last 2,000 years.

Ancient tree rings show that the summer of 2023 was the hottest in the past 2,000 years because of human-caused climate change

SpaceX launched 20 of its Starlink internet satellites today (May 14), on the company's 50th orbital mission of 2024.

Conspiracy theories are everywhere. Here's how you can figure out when you're being fooled

Extreme atoms are pushing the bounds of physics and chemistry

Bubbles shaped like teardrops, flattened eggs and worms reveal ice’s inner life

The Mississippi River has been manipulated for decades. A new book considers alternative forms of control

The carcinogenic effects of asbestos have been known for decades. We should have banned it long ago

What the neuroscience of near-death experiences tells us about human consciousness

Letters to the editors for the February 2024 issue of Scientific American

Scientists have recently discovered thousands of active RNA molecules that can control the human body

Our overreliance on the simplicity of game logic explains why capitalism got out of control

This beer-making by-product could offer a sustainable way to isolate metals for recycling electronic waste

The way we’re “wired” to learn may divide us

Moths and other insects aren’t drawn to nighttime illumination for the reasons we think they are

Research on the developing brain points to new ways to help young people with anxiety disorders