资讯

But NASA's oldest serving astronaut Don Pettit became a septuagenarian while hurtling toward Earth in a spacecraft to wrap up ...
Neutron star mergers are collisions between neutron stars, the collapsed cores of what were once massive supergiant stars.
In a study co-authored by a Texas A&M University scientist, researchers have revealed new insights into the geological ...
This week, the Curiosity rover found large carbon deposits on Mars, suggesting an ancient carbon cycle. Researchers exploring ...
Concentrating light in a volume as small as the wavelength itself is a challenge that is crucial for numerous applications.
An international research collaboration led by Rutgers University-New Brunswick scientists that examined microscopic blobs of ...
Fifty years since its discovery, scientists have finally worked out how a molecular machine found in mitochondria allows us ...
The professional world has no shortage of micromanagers—or, as Penn State School of Labor and Employment Relations (LER) ...
As NASA prepares to return to the moon, studying astronaut health and safety is a top priority. Scientists monitor and ...
NASA's Lucy spacecraft will swoop past a small asteroid this weekend as it makes its way to an even bigger prize: the ...
When Grandma and Grandpa are in charge, the children are likely staring at a screen—a long-standing parental complaint now ...
In 1957, the Soviet Union launched Sputnik. Several months later, the U.S. sent Explorer I into space. With two small objects ...