Physics
A new device can produce electricity using shadows
Even under low light, this new technology exploits the contrast between light and shade to produce a current that can power small electronics.
Physics
More Stories in Physics
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Quantum PhysicsPhysicists exploit a quantum rule to create a new kind of crystal
Cold atoms can form crystals as a result of the Pauli exclusion principle.
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PhysicsPhysicists have found a way to foil a classic oobleck science trick
Cornstarch and water solidifies under impact, but a new technique can make it remain a liquid.
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SpaceThe closest black hole to Earth may have been spotted 1,000 light-years away
What appears to be the closest black hole to the solar system shares orbits with two massive stars, a new study finds.
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Physics50 years ago, superconductors started feeling the pressure
Today, high-pressure superconductors are a hot topic. 50 years ago, scientists were just starting to explore the possibilities.
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PhysicsA newfound superconducting current travels only along a material’s edge
In a first, scientists spot electricity flowing without resistance on the rim of a topological superconductor.
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PhysicsScientists ‘strummed’ a molecule’s chemical bonds like guitar strings
Scientists dragged an atomic force microscope tip, with a single carbon monoxide molecule dangling from it, across a chemical bond.
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PhysicsGravitational waves have revealed the first unevenly sized black hole pair
For the first time, LIGO and Virgo scientists spotted gravitational waves produced when one big black hole merged with a smaller one.
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PhysicsA star orbiting the Milky Way’s giant black hole confirms Einstein was right
An oddity previously seen in Mercury’s orbit has been spotted in a star circling the supermassive black hole at the Milky Way’s center.
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Quantum PhysicsNew quantum computers can operate at higher temperatures
Silicon chips operate at higher temperatures than many others, raising hopes for building quantum integrated circuits.