‘Black Hole’ traces 100 years of a transformative idea

‘Black Hole’ traces 100 years of a transformative idea
Almost a century before Einstein was born, the English polymath John Michell speculated that a star of immense mass could exert enough gravitational force to im...
:2023-01-28 :960

Nearby dragonflies caught the researchers’ attention.

Nearby dragonflies caught the researchers’ attention.
As people around the world marveled in July at the most detailed pictures of the cosmos snapped by the James Webb Space Telescope, biologists got their first gl...
:小编 :2023-01-28 :1045

As the region’s lakes dried up, fish got stuck in the remaining puddles.

As the region’s lakes dried up, fish got stuck in the remaining puddles.
Humankind is seeing Neptune’s rings in a whole new light thanks to the James Webb Space Telescope.In an infrared image released September 21, Neptune and its go...
:小编 :2023-01-28 :841

Super strong artificial silk? That’s so metal.

Super strong artificial silk? That’s so metal.
The sensor could detect just a fraction of a microliter of these proteins — a cough might contain 10 to 80 times as much. Once a pathogen was detected, the sens...
:小编 :2023-01-28 :802

How dormant bacteria spores sense when it’s time to come back to life

How dormant bacteria spores sense when it’s time to come back to life
“The lightness and wearability of this face mask allows users to wear it anytime, anywhere,” says Fang, of Tongji University in Shanghai. “It’s expected to serv...
:小编 :2023-01-28 :1013