"Our study provides a new direction to understand the whole evolutionary history of massive stars toward the formation of black hole binaries."

Massive supernova explosion may have created a binary black hole

"If they were purely made up of stars, they would be the densest galaxies in the universe."

James Webb Space Telescope's mysterious 'little red dots' may be black holes in disguise

Four astronauts are set to depart the International Space Station Wednesday amid a health concern. The unprecedented early departure will leave behind a skeleton crew.

4 astronauts depart ISS, leaving behind just 3 crewmates to staff the orbiting lab

SpaceX's Crew-11 astronauts will leave the International Space Station today (Jan. 14) in the first-ever medical evacuation from the orbiting lab, and you can watch it live.

Crew-11 astronauts undock in 1st-ever medical evacuation from the International Space Station (video)

Organ donations from the recently deceased dropped last year for the first time in over a decade, resulting in fewer kidney transplants, according to an analysis issued Wednesday that pointed to signs of public mistrust in the lifesaving system.  More than 100,000 people in the U.S. are on the list for an organ transplant.  The nonprofit Kidney Transplant Collaborative analyzed federal data and found 116 fewer kidney transplants were performed last year than in 2024.

Public mistrust linked to drop in deceased donor organ donations and kidney transplants

Though a training exercise, the demonstration of force, firepower, and meticulous coordination between different arms of the military felt about as real as one can get. It took around seven minutes of deafening fire and bombardment, often shaking the ground in the area, before IDF forces charged forward to take positions within the “Hamas” village outpost.

Opinion

Reporter's notebook: Inside the IDF’s ‘Hamas Village,’ and how Israel is rewriting urban warfare