资讯

Massive4 年
How did the bear cross the road? Wildlife corridor's success caught on video
Last week, Utah's Division of Wildlife Resources released a video of the state's first ever wildlife overpass. The project, which allows animals to move across a landscape increasingly covered in ...
Massive4 年
The oceans contain vast mineral resources. Can the deep sea be mined without catastrophic ...
There is an adage among miners: if it can’t be grown, it must be mined. Almost everything we use relies on mining. Phones and computers contain elements like aluminum, nickel, and lithium. Plastic is ...
Massive4 年
Can the criminal justice system's artificial intelligence ever be truly fair?
In 2016, ProPublica reported that an artificial intelligence tool used in courtrooms across the United States to predict future crimes, the Correctional Offender Management Profiling for Alternative ...
Massive4 年
Despite a mistaken mathematical proof, you only need four colors to make a good map
Most of the Earth’s biosphere is permanently cold and contains environments below 0° C, known as the cryosphere. Microorganisms like bacteria and fungi call the cryosphere home, despite the seemingly ...
Massive4 年
Animals that eat rotting meat have unique gut microbiomes
What do we have in common with blackbirds, frogs, and rabbits? We all have guts that are brimming with bacteria.However, while we know a great deal about human gut bacteria, the relationship between ...
Massive4 年
Sea bird poop is worth over $1 billion USD per year
Most of the Earth’s biosphere is permanently cold and contains environments below 0° C, known as the cryosphere. Microorganisms like bacteria and fungi call the cryosphere home, despite the seemingly ...
Massive4 年
You can't tell a chimpanzee's age by its gray hairs
Most of the Earth’s biosphere is permanently cold and contains environments below 0° C, known as the cryosphere. Microorganisms like bacteria and fungi call the cryosphere home, despite the seemingly ...
Massive4 年
A new genetic testing method makes assisted reproduction safer
In 2018 two babies, Lulu and Nana, were born as the result of a procedure called heritable human genome editing (HHGE) done by Dr. He Jiankui from the Southern University of Science and Technology in ...
Massive3 年
What engineers can learn about infrastructure from predatory army ants
The bathypelagic zone of the ocean, which spans depths between 1,000 and 4,000 meters (3,300 – 13,100 feet) below the ocean’s surface, is characterized by permanent darkness, low temperatures, and ...
Massive4 年
Green bridges in Germany are keeping a growing gray wolf population — and their prey — safe
Gray wolves were locally extinct in Germany since the 1800s, but recently have successfully recolonized the northeastern region of the country by crossing the border from Poland. More than 100 wolf ...
Massive4 年
Bats incur fewer DNA changes as they age, which may explain their relatively long lifespans
Bats are mysterious creatures: They're the only flying mammals, and are much more resistant to the viruses that affect us and other species. Another mystery is their exceptionally long lifespans, ...
Massive5 年
Good news for people with tattoos: your skin still works
Most of the Earth’s biosphere is permanently cold and contains environments below 0° C, known as the cryosphere. Microorganisms like bacteria and fungi call the cryosphere home, despite the seemingly ...