News
As syphilis levels hit 70-year high, sexually transmitted...
Rates of chlamydia, gonorrhea and syphilis rose in the U.S. between 2020 and 2021.
Wild African elephants may have domesticated themselves
Wild elephants play, help sick members of their species and babysit each other's young, suggesting they domesticated themselves.
Night for day astrophotography guide: Using long exposure...
Take your astrophotography to new creative heights with a surreal technique that transforms bright moonlit nights into what appears...
Coronary artery disease (CAD): Causes, diagnosis and treatment
Coronary artery disease (CAD) is caused by plaque buildup in the wall of arteries that supply blood to the heart.
First-ever close-up of a supermassive black hole sharpened...
Astronomers have used machine learning to sharpen the 2019 Event Horizon Telescope image of the black hole M87*, the first direct...
Black holes
Discover the latest news, features and articles about black holes, regions of space where the gravitational pull is so strong that...
Polar Grit X review
We tested the Polar Grit X: an oyster pearl of a fitness tracker, but one that isn’t without gritty bits in 2023.
How to watch Europe launch its alien-hunting JUICE satellite...
The European Space Agency is sending a probe called JUICE to Jupiter's moons — and we've got all the info you need to watch the launch.