The White House’s $175-billion plan to protect the U.S. from nuclear annihilation will probably cost much more—and deliver ...

Trump has not acted on 17 disaster requests, a high number for this time of year, according to a FEMA daily report released ...

As bird flu sweeps across US poultry and cattle farms, researchers are racing to find ways to contain the outbreaks before ...

A new study suggests blood and urine samples could provide an objective measure of diets and help unravel their connections ...

Scientific American spoke with the astronomer who has contributed to the discovery of two thirds of Saturn’s known moons ...

Sunshine may hold healing rays for a variety of autoimmune diseases such as multiple sclerosis. Scientists are turning this ...

But when scientists peer very far back, they find conundrums. JWST observations of the distant past are at odds with ...

In biology classes from high school through university, I learned that mitochondria are little objects that reside within ...

Researchers are trying to rebuild sea ice above the Arctic Circle so it can reflect the sun’s warming rays, slowing climate ...

A quantum computer has used a single atom to model the complex dynamics of organic molecules interacting with light ...

Vitamin D supplements may help prevent the loss of telomeres, DNA sequences that shrink with aging, a large study shows. But ...

Drugs that target wakefulness, molecules in cannabis and wearable devices that modulate brain activity could help people with ...