新兴技术
This NASA animation shows a star exploding
New animations released by NASA are recasting a groundbreaking astronomical moment in a whole new light.
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自然与生物多样性
Zealandia is the world's newest continent. This is how it stayed hidden for so long
By now you've probably seen the big geology news: Earth has a brand-new continent called Zealandia, and it's been hiding from us for ages.
自然与生物多样性
The Earth has a brand new continent
Kids are frequently taught that seven continents exist: Africa, Asia, Antarctica, Australia, Europe, North America, and South America.
自然与生物多样性
The 7 Earth-size planets that could be home to aliens
Less than a year ago, astronomers announced an astounding discovery: They'd found three Earth-size planets orbiting a small, dim red star.
自然与生物多样性
Watch this astronaut's video of lightning going up, rather than down
We're used to lightning that shoots down from clouds, but a lesser-known form of electricity blasts up from cloud tops — and out toward space.
自然与生物多样性
The best - and worst - countries for air pollution and electricity use
China steals an unsavory global spotlight for the thick, noxious smog that often chokes its mega-cities.
深度产业
How living in space changes your body, in ways you might not expect
In the name of science, former NASA astronaut Scott Kelly recently shoved himself into the top of a rocket, accelerated to 17,500 mph, and fell around Earth for 340 days — nearly an entir...
深度产业
We're just the time it takes to make a coffee away from the Apocalypse, according the Doomsday Clock
A group of eminent scientists behind the "Doomsday Clock" has symbolically moved its time 30 seconds closer to midnight.
第四次工业革命
Elon Musk wants to send a million people to Mars
Tech billionaire and SpaceX founder Elon Musk wants to colonize Mars with a million peoplein an effort to protect humanity from certain doom.
Astronomers think they now understand the mystery of giant space 'blobs'
Back in 2000, astronomers discovered their first space blob billions of light-years away from Earth.
These photos of Jupiter look 'like nothing we have seen or imagined before'
When NASA's Juno spacecraft first flew by Jupiter on August 27, all we got was a fuzzy image of the gas giant from a glancing angle. But now scientists behind the mission are starting to ...
深度产业
Window panes made of transparent wood – it's not as crazy as it sounds
Wood is a strong and versatile building material, but it rots, gets eaten by bugs, and blocks light.
深度产业
The visible universe might be smaller than we thought
The visible universe just shrunk by 320 million light-years in all directions, updating a famous calculation that physicists first made 13 years ago.