Graphene is well-known for its high electrical conductivity, mechanical strength, and flexibility. Stacking two layers of graphene with atomic layer thickness produces bilayer graphene, which possesses excellent electrical, ...
Nanophysics
Oct 20, 2023
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An international team has spotted a remote blast of cosmic radio waves lasting less than a millisecond. This 'fast radio burst' (FRB) is the most distant ever detected. Its source was pinned down by the European Southern ...
Astronomy
Oct 19, 2023
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224
An international team of researchers led by Dutch Ph.D. candidate Mark Snelders (ASTRON and University of Amsterdam) has discovered radio pulses from the distant universe that last only millionths of a second. They found ...
Astronomy
Oct 19, 2023
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25
New observations have confirmed a key step in the process of star formation: a rotating "cosmic wind" made of molecules, which is vitally important for collapsing gas clouds to contract sufficiently so as to form a hot, dense ...
Astronomy
Oct 19, 2023
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34
NASA's Lucy spacecraft is preparing for its first close-up look at an asteroid. On Nov. 1, it will fly by asteroid Dinkinesh and test its instruments in preparation for visits in the next decade to multiple Trojan asteroids ...
Space Exploration
Oct 19, 2023
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55
University of Otago physicists have used a small glass bulb containing an atomic vapor to demonstrate a new form of antenna for radio waves. The bulb was "wired up" with laser beams and could therefore be placed far from ...
Optics & Photonics
Oct 18, 2023
4
397
Spider pulsars are a subclass of millisecond pulsar binary systems with low mass companions in short-period orbits. In spider pulsars, the pulsar wind and electromagnetic emission ablate and may destroy the companion.
Astronomy
Oct 18, 2023
0
121
Using the MeerKAT radio telescope, an international team of astronomers has observed a Galactic globular cluster known as NGC 6522. As a result, they have discovered two new isolated pulsars in this cluster. The finding is ...
NASA's Psyche spacecraft rocketed away Friday on a six-year journey to a rare metal-covered asteroid.
Space Exploration
Oct 13, 2023
0
90
It's a world like no other: a metal-rich asteroid that could be the remnants of a small planet, or perhaps an entirely new type of celestial body unknown to science.
Space Exploration
Oct 12, 2023
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