With their compressed bodies and flexible pectoral fins, stingrays evolved to be among nature's most efficient swimmers. Scientists have long wondered about the role played by their protruding eyes and mouth, which one might ...
General Physics
Aug 31, 2021
0
343
Think of light bulb filaments that glow when you flip a switch. That glow also occurs in magnetic fusion facilities known as tokamaks that are designed to harness the energy that powers the sun and stars. Understanding how ...
Plasma Physics
Aug 31, 2021
5
82
There has been an interesting debate on the quantum versus classical origin of ghost imaging in thermal light. To clarify this quantum-classical dilemma, Lixiang Chen at Xiamen University of China formulated a density matrix ...
Quantum Physics
Aug 31, 2021
0
79
Alcoholic beverages have long been known to serve an important socio-cultural function in ancient societies, including at ritual feasts. A new study finds evidence of beer drinking 9,000 years ago in southern China, which ...
Archaeology
Aug 31, 2021
1
1106
Using the Hubble Space Telescope (HST), astronomers have detected three new ultra-faint dwarf galaxies associated with the nearby spiral galaxy NGC 253. The newly found dwarfs turn out to be among the faintest systems so ...
Beavers are often translocated to restore populations in areas, reduce their conflicts with humans and to take advantage of their ability to improve ecosystems.
Plants & Animals
Aug 31, 2021
2
40
The Huallaga River in the Andes of central Peru extends for 1,138 km, making it the largest tributary of the Marañón River, the spinal cord of the Amazon River. This basin harbors a great variety of ecosystems, including ...
Plants & Animals
Aug 31, 2021
0
21
Companies part or wholly owned by a family are better at looking after their staff than other firms, new research shows.
Economics & Business
Aug 31, 2021
0
2
As scientists prepare for crewed research missions to nearby planets and moons, they've identified a need for something beyond rovers and rockets.
Space Exploration
Aug 31, 2021
0
813
Cells in the human body constantly receive substances from the outside via a process called endocytosis. One important endocytosis pathway involves the formation of a protrusion within the cell membrane, pointing to the ...
Molecular & Computational biology
Aug 31, 2021
0
213
