This alien-like world is filled with hydrothermal pools that are some of the most extreme environments on the planet
Astronomers recently completed the first test run of the nearly-complete Dark Energy Spectroscopic Instrument (DESI)
Here's the reality: We're messing up the Earth and any far-out ideas of colonizing another orb when we're done with our own are wishful thinking.
Earth's magnetic field flipped 26 times every million years during the Cambrian period, the highest frequency ever documented.
If life evolved the same way elsewhere in the cosmos as it did on our planet, could we find it by the technological traces such civilizations might leave behind?
Beginning as small, icy bodies on the outskirts of the solar system, comets turn into spectacular streaks of light when they pass through a "gateway" near Jupiter.
The lost continent "Greater Adria" existed hundreds of millions of years ago after it broke off from Gondwana.
Two theoretical physicists propose a novel idea to find dark matter — and it might actually be testable.
A never-seen-before extraterrestrial mineral was lurking inside a meteorite found nearly 70 years ago.
A new study suggests the universe's missing iron may not be missing at all, just really good at hiding.
What do a deep underwater volcano in Hawaii and Saturn's moon have in common? Astrobiologists are hoping the answer to that question is life.
Phosphine, a horrible-smelling gas that's toxic to life on Earth, could signal the existence of alien life-forms elsewhere in the universe.
Black holes gobble up most matter around them, but some of it escapes, spewing nearly-light-speed jets of material.
Yesterday, Earthlings first laid eyes on an actual image of a black hole — turning what lived only in our collective imaginations into concrete reality.
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