A hunt for hypothetical axions streaming from Betelgeuse turns up empty but helps physicists set constraints on their properties.
Space.com caught up with Greene to discuss the importance of science education, why black holes are so interesting and whether a "theory of everything" breakthrough could be on the horizon.
Mars' ancient history is interesting to scientists because if the arid planet was once warm and wet, it may have been habitable to life.
For years, astronomers thought that the objects responsible for short gamma-ray bursts get kicked out of their home galaxies shortly after they're born. But new observations prove otherwise.
For a few brief minutes, a suborbital rocket from NASA has an ambitious plan to seek out particles from interstellar space.
NASA's Mars helicopter Ingenuity just made aviation history, and its robotic buddy caught the whole thing on video.
NASA's Ingenuity helicopter lifted off on the Red Planet early this morning (April 19), performing the first-ever powered flight on a world beyond Earth.
Scientists baked meteorites in an oven and studied the gases they released to investigate the atmospheres of rocky planets.
A stunning new animation from NASA shows the entrancing dance of two monster black holes in orbit around each other.
Could we slow down global warming by creating an aerosol reflector to deflect the sun's rays away from Earth? And should we?
China has selected a Russian science payload to fly on an upcoming mission to sample a near-Earth asteroid and later visit a main-belt comet.
The first helicopter is expected to attempt the first-ever flight on Mars on Monday (April 19), with NASA unveiling the results a day later, and you can follow it all online.
The Ingenuity helicopter's first flight on Mars has been delayed, but NASA's Red Planet teams are staying busy with the larger Perseverance mission.
New Horizons is about to reach some very rarefied space, but don't expect the NASA probe to rest on its considerable laurels.
Our latest giveaway kicks off and the community chats about the first time they saw an eclipse. And then, we dive deep into black holes!
Two decades' worth of Antarctic research reveals 5,200 tons of extraterrestrial dust lands on Earth each year.
The European Space Agency’s Space Situational Awareness program is tackling the problem on three fronts.
When a white dwarf star explodes as a supernova, it may be detonating like a nuclear weapon on Earth, a new study finds.
Artificial intelligence has been making waves in recent years, enabling us to solve problems faster than traditional computing could ever allow.