ChatGPT was launched on Nov. 30, 2022, ushering in what many have called artificial intelligence’s breakout year[1]. Within days of its release, ChatGPT went viral. Screenshots of conversations snowballed across social media, and the use of ChatGPT
MicroRNA is the master regulator of the genome − researchers are learning how to treat disease by harnessing the way it controls genes
The Earth formed 4.5 billion years ago[1], and life less than a billion years after that. Although life as we know it is dependent on four major macromolecules[2] – DNA, RNA, proteins and lipids – only one is thought to have been present at the
What NASA would learn from a mission to a wild world
Uranus, the seventh planet from the Sun[1], orbits in the outer solar system, about two billion miles (3.2 billion kilometers) from Earth. It is an enormous world – quadruple the diameter of Earth, with 15 times the mass and 63 times the volume.
Earth's magnetic field protects life on Earth from radiation, but it can move, and the magnetic poles can even flip
The Earth’s magnetic field plays a big role in protecting people from hazardous radiation and geomagnetic activity that could affect satellite communication and the operation of power grids. And it moves.
Scientists have studied and tracked the motion of
Forensic anthropologists work to identify human skeletal remains and uncover the stories of the unknown dead
A seasoned deer hunter is shocked when his hound dog trots up with a human femur clenched between its teeth. A woman veers off her normal urban walking path and happens upon a human skull. New property owners commission a land survey that reveals a set
Forget dystopian scenarios – AI is pervasive today, and the risks are often hidden

The turmoil at ChatGPT-maker OpenAI, sparked by the board of directors firing high-profile CEO Sam Altman[1] on Nov. 17, 2023, has put a spotlight on artificial intelligence safety and concerns about the rapid development of artificial general intelligence, or
How do viruses get into cells? Their infection tactics determine whether they can jump species or set off a pandemic
COVID-19, flu, mpox, noroviral diarrhea: How do the viruses that cause these diseases actually infect you?
Viruses cannot replicate on their own[1], so they must infect cells in your body to make more copies of themselves. The life cycle of a virus can