Astronomers identify the coldest star yet that emits radio waves
Astronomers at the University of Sydney have shown that a small, faint star is the coldest on record to produce emission at radio wavelength.
Astronomers at the University of Sydney have shown that a small, faint star is the coldest on record to produce emission at radio wavelength.
Astronomy
Jul 13, 2023
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296
Researchers at the National Astronomical Observatory of Japan (NAOJ) have invented a novel microwave isolator and have demonstrated, for the first time, its basic principle that enables small isolators; essential for future ...
Quantum Physics
Jul 4, 2023
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357
Imagine the explosive disturbance caused by a jet going supersonic. A similar shock wave occurs when subatomic particles known as "solar wind" flow from the sun and strike the Earth's magnetic field. Now, scientists have ...
Plasma Physics
Jun 27, 2023
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1167
The search for extremely light particles which are thought to be the building blocks of dark matter is underway.
General Physics
Jun 22, 2023
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143
First detected accidentally by US military satellites in the late 1960s, cosmic explosions known as gamma ray bursts (GRBs) have come to be understood as the brightest explosions in the universe.
Astronomy
Jun 10, 2023
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118
With technology increasingly embedded in our everyday lives, it is becoming more important to understand space weather and its impacts on tech.
Earth Sciences
May 30, 2023
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41
Despite their immense promise to solve new kinds of problems, today's quantum computers are inherently prone to error. A small perturbation in their surrounding environment— a change in temperature, pressure, or magnetic ...
Quantum Physics
May 25, 2023
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118
Fast radio bursts—intense, milliseconds-long flashes of radio energy from outer space—have puzzled astronomers since they were first spotted in 2007. A single burst can emit as much energy in its brief life as the Sun ...
Astronomy
May 14, 2023
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98
Gravitational wave astronomy is still in its early stages. So far it has focused on the most energetic and distinct sources of gravitational waves, such as the cataclysmic mergers of black holes and neutron stars. But that ...
Astronomy
Apr 28, 2023
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48
Perturbing electron spins in a magnet usually results in excitations called "spin waves" that ripple through the magnet like waves on a pond that's been struck by a pebble. In a new study, Rice University physicists and their ...
Condensed Matter
Apr 17, 2023
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165