Smoke from wildfires blazing across Canada is once again wafting over huge portions of the Midwest and worsening air quality, ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific ...

In fact, only three factors can be used to define a black hole: its mass, its angular momentum and its electric charge. In reality, that charge will be neutral or very close to it, so in practical ...

Emma R. Hasson is a Ph.D. candidate in mathematics at the City University of New York Graduate Center with expertise in math ...

Charles C. Mann is author of, most recently, The Wizard and the Prophet (Picador, 2018). His book 1491 won the National Academy of Sciences' Keck Award for best book of 2006.

The sneezing, itchy eyes and coughing elicited by some allergens are caused by proteins creating holes in airway cells, ...

Russia’s magnitude 8.8 earthquake spawned serious tsunami warnings, but waves have been moderate so far. Here’s the ...

A relatively small detector caught neutrinos from a nuclear reactor using a technique known as coherent scattering ...

The scientists found that the approach of an infectious avatar fired up brain areas linked to personal space — the region ...

About nine million years ago, a hybridization involving the lineage of another farmers market star gave rise to the ...

A lighting flash that spanned from East Texas to an area near Kansas City in 2017 is officially the longest lightning strike ...

The moon causes a second phenomenon that affects Earth’s rotation on a human timescale. Beachgoers know full well that the moon’s gravity causes the seas’ daily high and low tides, and the solid Earth ...