America is preparing for a sea-to-shining-sea solar eclipse. Here’s how you can watch the spectacular display, and maybe even snap a photo to commemorate the event, without burning your retinas or damaging your camera’s optics.
Despite technical glitches and regulatory hurdles, nanosatellite swarms could someday be the cornerstone for revolutionary interplanetary or even interstellar space-science missions
New results suggest free-floating giant planets are less common than previously believed, but hint at vast numbers of smaller castaway worlds
Scientists and the public are dazzled by images from the spacecraft’s close encounter with Jupiter’s largest—and the solar system’s most famous—storm
The discovery could offer fresh insight into how fundamental forces bind together subatomic particles
Results from the Micius satellite test quantum entanglement, pointing the way toward hack-proof global communications—and a new space race
New results from the gravitational wave observatory hint that black holes move in mysterious ways
A start-up aims to add new construction to the International Space Station to prep for a private sector orbital outpost
Scientist and author Gregory Benford discusses his latest book, The Berlin Project
The winner of the 2017 Discovery Prize discusses his work watching electrons moving through molecules
Physicist and author Janna Levin will present a free live Webcast tonight at 7 P.M. Eastern time about merging black holes and gravitational waves
Hypervelocity stars, and the black holes that launch them, whip through space at millions of miles per hour.
Planet LHS 1140 b orbits a dim red dwarf star just 40 light-years away, making it a prime target for life-finding telescopes
Scientists find molecular hydrogen and liquid-water geysers on ocean-bearing moons in the outer solar system
Short films about exploding stars and subatomic particles top the list of prizewinners from the annual Quantum Shorts contest
Bizarre “plastic” dunes made sticky by static cling may cover the surface of Saturn's largest moon—and could threaten future missions there
Pierogi moons, rubber duckie comets and spewing ice balls: We have some very strange neighbors among the myriad planets, moons and objects that circle our sun.
His new book, New York 2140, explores the interplay of climate change and global finance on a warmer, wetter future world
Astronomer Amber Straughn will present a free live Webcast tonight at 7 P.M. Eastern time about NASA’s revolutionary space observatory
A baker’s half-dozen of Earth-size worlds is orbiting a (relatively) nearby star—and some could be habitable