Carl Sagan explained the thought process of the ancient Greek scientist Eratosthenes, who determined the circumference of the Earth.

Stem cells grown in microgravity aboard the International Space Station (ISS) are showing potential to transform treatments ...

The muscle cells lining an artery resemble a stained glass window in this image, the winner of the British Heart Foundation’s ...

A new minimally invasive procedure could help treat people with high blood pressure. The medical director for the TGH ...

More than 25 payloads sponsored by the International Space Station (ISSInternational Space Station) National Laboratory, including technology demonstrations, in-space manufacturing, student ...

Long COVID inflammation linked to heart damage, as blood analysis reveals elevated cytokines impacting heart cells.

A new technology known by doctors as “heart in a box” is being used at Sharp Memorial Hospital in San Diego and it is helping ...

The image of Sagittarius A*, the black hole at the heart of the Milky Way, captured by the Event Horizon Telescope.

Here's a guide on how to make an altar to the dead and how to pay tribute to your ancestors for the six-day celebration.

A column by Winona LaDuke, an Ojibwe writer and economist on Minnesota’s White Earth Reservation. She also is co-curator of ...

For the last 25 million years, a gradual split has been widening within the African tectonic plate, creating two distinct ...