Explore Scientific American’s most fascinating magazine covers ...

In fact, only three factors can be used to define a black hole: its mass, its angular momentum and its electric charge. In ...

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

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

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

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

The strongest earthquake ever recorded, a magnitude 9.5, struck Chile’s southern coast in 1960. Below is a list and details ...

A vector ecologist explains the complexities of tracking tick-borne diseases like Lyme in a climate-changed world ...

The immediate harms of extreme heat are well documented, but a growing body of research suggests that heatstroke may have ...

A team of archaeologists excavating the ancient Maya city of Caracol discovered the tomb of its first ruler, which contained ...

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

The first antimatter qubit will help search for differences between matter and antimatter ...