Repeated radio bursts from nearby star suggest such signals are common

The first source of fast radio bursts inside our galaxy is also producing much weaker signals,…

Satellites with flashing LEDs could help avoid catastrophic collisions

It’s difficult to keep track of satellites in Earth’s orbit and avoid collisions – making them…

How-to guide for CPR in space could help treat astronaut heart attacks

Nobody has had a heart attack in space yet, but such a medical emergency might occur…

How-to guide for CPR in space may help treat astronaut cardiac arrest

Nobody has experienced cardiac arrest in space yet, but such a medical emergency might occur in…

Dust storms on Mars are tossing water from its atmosphere into space

Mars has dried out over the past 4 billion years, and that may be partly because…

SpaceX is about to send four astronauts to the ISS for six-month stay

A few months after SpaceX first sent astronauts into space, the company is now fully certified…

Asteroid-munching microbes could mine materials from space rocks

Some microbes break down rocks and leach certain elements out of them for nutrients, and experiments…

The Space Between Worlds review: Sci-fi with the multiverse done right

Micaiah Johnson’s debut novel, The Space Between Worlds, is a witty, deep and savvy tale about…

Jupiter’s moon Europa has ice that may glow green in the dark

Jupiter’s icy moon Europa may glow in the dark, which could help NASA’s Europa Clipper mission…

Why the vast emptiness of space isn't really that empty after all

Space-time may seem empty, but the expanse between stars is filled with more interesting stuff than…