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 ...

Google Flights unveils a game-changing feature for budget travelers. The Ted Cruz Wins Texas Election Versus Collin Allred, ...

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 ...

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

Donovan Harbison shares his experience as the second person on Earth to receive a titanium heart transplant. NBC News' Dr. Akshay Syal speaks with the doctors and inventor of the artificial heart ...

An unnamed astronaut was released from Ascension Sacred Heart Pensacola in Florida and returned to Johnson Space Center in ...