Posts by 

Editors of EarthSky

Are these termite-inspired robots the construction crews of the future?

A collective robotic intelligence can be created to build large structures using simple rules programmed in a swarm of robots.

New painkillers from tarantula venom?

A protein from the venom of the Peruvian green velvet tarantula blunts activity in pain-transmitting neurons, says a new Yale University study.

Fossils reveal earliest known live birth

The fossil embryos of three little ichthyosaurs are preserved within the body of their mother that died while giving birth, 248 million years ago.

New system lets fleets of robots collaborate in new ways

MIT researchers have developed a new system that stitches together existing control programs to let multiple robots collaborate in more complex ways.

A 360-degree view of Saturn’s auroras

Ultraviolet and infrared images from NASA's Cassini spacecraft and Hubble Space Telescope show active and quiet auroras at Saturn's north and south poles.

Genetic mix lets Tibetans thrive at high altitudes

A new study looks at the genetic adaptations that allow Tibetans to live at high elevations despite low oxygen levels.

NASA photos suggest water might be flowing on Mars

New clues about the mysterious streaks that appear on the surface of Mars during warm weather. Scientists they might be caused by flowing water.

The oldest known star in the universe

The ancient star, about 6,000 light years from Earth, formed 13.7 billion years ago, shortly after the Big Bang. It's the oldest star yet found.

What killed the woolly mammoth? New clues.

Ten thousand years ago, large mammals of the Arctic, like the woolly mammoth, went extinct. What caused it? Climate change? Disease? Over-hunting by humans?

What if the sun disappeared?

We wouldn't know the sun was gone for eight-and-a-half minutes. Then Earth would head off in a straight line, into eternal night.

EarthSky Newsletter

Nearly half a million daily subscribers love our newsletter. What are you waiting for? Sign up today!

Join now to receive free daily science news delivered straight to your email.