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 ...

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

Astrophysicists are starting to treat a strange class of “undead” suns as potential tools rather than mere curiosities, ...

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 ...

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

Normal matter – which makes up everything we see and touch – isn’t the only type of matter present in the universe.

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

Scientists search for "decaying" dark matter (DDM) because it offers unique signatures like specific X-ray or gamma-ray lines ...

The universe is packed with riddles, but few are as stubborn or as fascinating as dark matter. First proposed in 1933 by astronomer Fritz Zwicky, this elusive substance refuses to play by the rules: ...

"It's possible we will see the new data and confirm one theory over the other — or maybe we'll find nothing, in which case it'll be an even greater mystery to resolve." When you purchase through links ...

"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 ...