There's a chance of a meteor shower Monday night
Those in North America have the best shot at seeing the shower at about 1 a.m. on the East Coast or 10 p.m. on the West Coast.
Science
What does a black hole sound like? NASA has an answer
NASA began "sonifying" its famous photos of outer space to help people who are visually impaired enjoy the images. Recently, it recreated the sound of a black hole 240 million light-years away.
A drug for HIV appears to reverse a type of memory loss in mice
In mice, the HIV drug maraviroc restored a system that links new memories that are made around the same time. The finding could help treat memory problems in people.
Hydrogen may be a climate solution. There's debate over how clean it will truly be
The federal government plans to build several hydrogen hubs around the country. The goal is to find a cleaner replacement for fossil fuels. But there are challenges in how hydrogen is produced.
Encore: The United States' only native parrot is being studied, to save it
We know the bird can mimic human speech; now a researcher is trying to understand parrot-to-parrot communication. He's looking at the red-crowned parrot, which is the only parrot native to the U.S.
Research shows policies that may help prevent mass shootings — and some that don't
The amount of resources devoted to studying gun violence is paltry compared to its public health impact. Still, the evidence shows certain policies might help prevent mass shootings.
An HIV drug appears to boost memory in mice, study shows
A new study finds that an HIV drug can reverse memory loss in aging mice. This type of memory helps humans do things like associate a name with a face. It typically starts to decline in middle age.
This 830-million-year-old crystal might contain life. And we're about to open it
From lemons to ham, salt is a handy food preservative. But researchers studying some really old salt crystals found them preserving something else — evidence of life.
Monkeypox isn't like COVID-19 — and that's a good thing
Although monkeypox's recent spread has caused concern, its similarities to smallpox have given the public health world a head start on combating it.
Parachutes for spacecraft are challenging to design and worrisome to engineers
Boeing's Starliner capsule is to return to Earth after a stay at the Space Station as part of a test mission before it flies astronauts. The parachutes are among the systems engineers are monitoring.