Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

While Whiskers may not be able to communicate his needs purrfectly, today’s planets certainly can. With only your sun sign, ...

Using a powerful combination of space-based measurements and Subaru’s advanced imaging, astronomers have discovered two rare companions, one of which enables a key test for NASA’s Roman Space ...

From the Scarlet Witch to Namor and Cassandra Nova, these are the most powerful and menacing villains that the MCU introduced ...

Stars form in massive clouds of gas called molecular clouds. As they form, they accrete gas from these clouds, and as the ...

Scientific American’s staffers may spend their days embedded in real-world science discoveries, but their nights are often ...

Scorching planets that should be bone-dry may actually create their own water deep inside, forging oceans through molten rock ...

Like a toddler right before naptime, TRAPPIST-1 is a small yet moody star. This little star, which sits in the constellation ...

On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab.

Walking into a classroom today is like stepping into a parallel universe, because so many things that once sounded rock solid ...