On December 15, a football-field-sized balloon took flight over Antarctica, embarking on a mission that could reshape our ...

The General AntiParticle Spectrometer experiment is suspended from a football-field-sized balloon approximately 24 miles ...

The General AntiParticle Spectrometer experiment is suspended from a football-field-sized balloon about 24 miles above the ...

The universe has no shortage of mysteries, many of which have puzzled us for ages. One of the biggest is the existence of something called dark matter. First theorized in 1933 by Fritz Zwicky, dark ...

NASA will hold a media teleconference at 1 p.m. EDT on May 15 to discuss the strongest evidence to date that dark matter exists. This evidence was found in a ghostly ring of dark matter in the cluster ...

The AMS operates in space from the International Space Station. Its purpose is to study cosmic rays in search of dark matter and antimatter. Credit: NASA In May 2011 the shuttle Endeavour ferried the ...

With NASA’s operations under existential threat from the Trump administration, maybe it’s not surprising that the agency will ...

NASA's Hubble Space Telescope captures the magnificent starry population of the Coma Cluster of galaxies, one of the densest known galaxy collections in the universe — and where the effect of dark ...

Jared Isaacman will lead NASA as it sends astronauts around the moon and hopes to launch a space telescope to study dark ...

A team of astronomers analyzed observations by NASA's Hubble Space Telescope taken over a span of 18 years to measure the dynamic motions of stars within the Draco dwarf galaxy. The telescope's ...

"It's a fairly unusual question to ask in the scientific world, because most researchers would agree that dark matter is dark, but we have shown that even dark matter that is the darkest kind ...

Nov. 26 (UPI) --More than 100 years after its existence was predicted, scientists report that they have, for the first time, seen dark matter. Scientists have been able to indirectly observe dark ...