Scientists have detected bursts of plasma, called chorus waves, some tens of thousands of miles from Earth. These waves ...

"Some of the extreme ultraviolet light above active regions flickers erratically for a few hours before a solar flare," ...

A new type of nuclear thermal propulsion reactor fuel has been successfully tested at NASA’s Marshall Space Flight Center, ...

In 2011, the 30-year space shuttle program ended as Atlantis touched down at NASA’s Kennedy Space Center. With five shuttles ...

Nasa astronaut Suni Williams, one of two astronauts stuck on the International Space Station, ventured outside for a spacewalk on Thursday for the first time since arriving on board seven months ago.

Blue Origin, the space company founded by billionaire Jeff Bezos, launched its massive New Glenn rocket for the first time ...

Supermassive black hole reactivates, emitting plasma jets New data sheds light on black hole’s unusual behavior since 2018 Potential white dwarf companion may explain black hole's activity ...

Jan. 17, 2025 — The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding ...

Hepatitis C can be transmitted when blood that carries the virus comes into contact with the blood of someone who does not have the virus. This can occur if people share needles or personal care ...

Blood pressure and heart rate (pulse) are two important vital signs measured during a healthcare visit. Blood pressure (BP) is a measure of the force of blood on the blood vessel walls. Blood vessels ...