It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

A new joint analysis from the NOvA and T2K experiments offers the most precise look yet at neutrino behavior, bringing ...

Depending on how you look at it, the universe might not have an "end," after all.

If you look across space with a telescope, you’ll see countless galaxies, most of which host large central black holes, ...

Knotted structures once imagined by Lord Kelvin may actually have shaped the universe’s earliest moments, according to new ...

Ordinary matter – basically, anything other than dark matter – makes up about 15% of all matter. But half of it has long been missing. Powerful bursts of radio waves emanating from 69 locations in the ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

Web site detailing some of the discoveries of the size and content of the universe. CCSS.ELA-Literacy.RL.K.1 CCSS.ELA-Literacy.RL.K.7 CCSS.ELA-Literacy.RL.K.10 CCSS ...

No one knows what kicked off the Big Bang that eventually allowed the stars to begin forming. Adolf Schaller for STScI, CC BY How can a Big Bang have been the start of the universe, since intense ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. CREDIT: ESA/Hubble & NASA, L. C. Ho, D. Thilker. Get the Popular Science daily ...