自然与生物多样性
2019: A space odyssey that will take humankind further than ever before
When it comes to events in space, 2019 is going to be an extraordinary year.
最热内容
Why NASA is offering $2.6 billion to companies who can get the US back to the moon
The last time a NASA spacecraft safely landed on the moon was in December 1972. Nearly half a century after Apollo 17, though, the space agency is itching to return.
深度地理
China's first space station is set to crash back down to earth
China's first space station, called Tiangong-1 or "Heavenly Palace," will soon explode over Earth into a rain of fiery debris.
自然与生物多样性
Here's what Earth might look like in 100 years — if we're lucky
America Recycles Day is on Wednesday, and the green holiday exists for good reason: Recycling helps keep rubbish off the roads, reduces the need for Earth-scarring metal-mining operations...
第四次工业革命
The Great Pyramid of Giza is hiding a huge, unexplored space — and scientists used cosmic rays to find it
More than 4,500 years after their construction, the pyramids of Giza continue to hide deep and ancient secrets.
自然与生物多样性
There's a spot in the ocean where NASA crashes its defunct spaceships
The most remote location on Earth has many names: It's called Point Nemo (Latin for "no one") and the Oceanic Pole of Inaccessibility. Most precisely, its exact coordinates are 48 degrees...
教育与技能
Lego is selling a 'Women of NASA' set featuring 4 female scientists, engineers, and astronauts
Lego announced on Wednesday that it would release a "Women of NASA" set.
健康与医疗系统
This major health risk is stopping us travelling to Mars
Mission to Mars
These are the countries with nuclear weapons
North Korea may have more than triple the number of nuclear weapons that experts recently estimated, according to a story by The Washington Post.
工作与未来
银河护卫队：NASA正在招聘“行星保护官”
美国政府科学家正在努力保护大众的安全。 一些科学家专门研究传染病及其治疗手段。其他科学家则致力于确保药品，食品，车辆以及其他消费品能够符合质量管理要求，不会伤害到任何人。 但NASA（美国宇航局总部）所关心的东西从字面上来理解就是外星世界，这也是其开设“行星保护官”职位的原因。 “行星保护官”的指责是什么？帮助捍卫地球免受外星生命污染，并确保地球不会污染其试图探索的...
深度地理
中国首次实现“具有深远意义的”远距离量子传输
今年7月，中国科学家宣布他们利用宇宙的一种“幽灵般的”性质，首次实现了地面与太空之间的远距离传送。
第四次工业革命
China has pulled off a 'profound' feat of teleportation
In early July, scientists in China revealed they had used a "spooky" property of the universe to pull off teleportation between the ground and space for the first time.
工作与未来
NASA is hiring a planetary protection officer
US government scientists work hard to protect the public.
自然与生物多样性
5 charts that show the ecological footprint of America
The United States is the third most populous nation on Earth, with about 319 million inhabitants. So it's no surprise the country uses a lot of resources — and makes an incredible amount ...
第四次工业革命
Saving a world but losing a probe. The fate of NASA's Cassini
For nearly three decades, researchers have worked to design, build, launch, and operate an unprecedented mission to explore Saturn.