Now, the kilogram is defined in relation to the Planck constant, the smallest amount of energy a photon can carry. With this ...

In the simulation hypothesis, some scientists believe we could outsmart the simulator—even in the unlikely case we’re just ...

Learn how the Tiffany Effect impacts our understanding of culture and the past.

This latest clue about the architecture of consciousness supports a Nobel Prize winner's theory about how quantum physics ...

Scientists have observed a unique particle that moves easily one way, yet resists at 90 degrees. These semi-Dirac fermions ...

For decades, the Arctic has steadily been losing sea ice, causing some climatologists to guess that the first month of an ice ...

The diversity of artifacts within the excavation offers cultural connections beyond one region.

While these “mirror cells” could have profound medical implications, a new 299-page report warns that a mirror pathogen could ...

As the world undergoes rapid change due to anthropogenic carbon emissions, scientists will need to know what plants have the ...

The first mastodon fossil discovery in New York in over 11 years started with some routine gardening in an Orange County ...

Discovered in the 5 th century B.C. by none other than Pythagoras himself, the Pythagorean Theorem (a 2 + b 2 = c 2) lies at ...

The magazine's most-read articles of the year included a close-up look at the adorable yet venomous pygmy slow loris, a ...