科技与人工智能
NASA's second year-long Mars simulation mission ends today
来源: Engadget - Technology News & Expert Reviews · 发布于
The second crew that spent a year inside NASA's simulated Mars habitat is emerging today, and the agency will stream it live.
The second crew that spent a year inside NASA's simulated Mars habitat is emerging today, and the agency will stream it live.
相关报道
Rare meteorite from Mars gives us a view into its ancient crust
Crater counts tell us that most of the Martian surface is more than 3 billion years old, but pieces of Mars we have on Earth tell a different story. The three main classes of Martian meteorites—shergottites, nakhlites, and chassignites—are all 2.4 billion years old or younger. Un
Ars Technica - All content ·
Once again, NASA is asking for ideas to rescue Hubble from certain death
The Hubble Space Telescope still shines in the eyes of astronomers after 36 years in orbit, but it is not as nimble as it once was. Left alone, the observatory will plunge back into the atmosphere in the early-to-mid-2030s, closing the book on one of the most famous scientific in
Ars Technica - All content ·
A mysterious 4,000-year-old wall is rewriting North Africa’s history
A remarkable 4,000-year-old defensive structure discovered in Morocco is rewriting what scientists thought they knew about ancient North African civilizations. The massive fortifications reveal unexpectedly sophisticated prehistoric societies and suggest that the region played a
All Top News -- ScienceDaily ·
A decade of carbon dioxide data from space gets an upgrade
Every day, two NASA space instruments known as the Orbiting Carbon Observatory-2 and -3 (OCO-2 and OCO-3) capture more than a million observations of sunlight reflecting off Earth's surface. Using the physics of how light travels through the air, an algorithm converts these raw d
Phys.org - latest science and technology news stories ·
Scientists reveal a hidden snakebite crisis killing up to 513,000 people a year
A startling new study suggests that venomous snakebites are killing far more people worldwide than official statistics indicate, with an estimated 274,000 to 513,000 deaths every year. Researchers found that as many as 7 million people could suffer snake envenoming annually, whil
All Top News -- ScienceDaily ·