Ministrokes, also known as transient ischemic attacks, can eventually lead to cognitive declines as steep as those that ...

Paula Span is a veteran journalist. Formerly a longtime Washington Post reporter, she has written the New Old Age column, ...

The One Big Beautiful Bill Act, passed by the House of Representatives last week, would slow efforts to green the energy system as climate change accelerated ...

Moyer divides her book into three sections focused on evidence-backed tips for helping young people cope with challenges, ...

Straight out of science fiction, these contact lenses convert infrared light into visible light that humans can see ...

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

Rather than being like battery chargers, mitochondria are more like the motherboard of the cell.

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 ...

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

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

Former president Joe Biden has been diagnosed with prostate cancer, his office announced on Sunday. The 82-year-old has what ...