Scientists restored some activity within the brains of pigs that had been slaughtered hours before, raising hopes for some medical advances and questions about the definition of death.
Scientists on Wednesday revealed the first image ever made of a black hole, depicting its hot, shadowy edges where light bends around itself in a cosmic funhouse effect.
NASA's Opportunity, the Mars rover that was built to operate just three months but kept going and going, was pronounced dead Wednesday, 15 years after it landed on the red planet.
Scientists found the ice loss to be accelerating dramatically — a key indicator of human-caused climate change.
Editing genes involves changing the sequence of letters in the DNA. Researchers like to edit genes so they can understand the function of them, particularly genes that relate to various types of disorders.
Reaction was strong and condemning to a Chinese researcher who claims that he helped make the world's first genetically edited babies — twin girls whose DNA he said he altered with a powerful new tool capable of rewriting the very blueprint of life. If true, it would be a profound leap of science and ethics.
A new study says more tornadoes are spinning up along the Mississippi River and farther east, increasing risk to higher-populated areas of the U.S. Scientists aren't quite certain why.
President Donald Trump says he is directing the Pentagon to create the "Space Force" as an independent service branch.
From 1992 to 2011, Antarctica lost nearly 84 billion tons of ice a year. From 2012 to 2017, the rate increased to more than 241 billion tons a year, according to the study.