Physics
With Steven Weinberg’s death, physics loses a titan
The Nobel laureate advanced the theory of particles and forces, and wrote insightfully for a wider public.
Physics
More Stories in Physics
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PhysicsAn atomic clock that could revolutionize space travel just passed its first test
The most precise clock ever sent to space successfully operated in Earth’s orbit for over a year.
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AstronomyThis moon-sized white dwarf is the smallest ever found
A newfound white dwarf is the smallest and perhaps the most massive known, and spins around once every seven minutes.
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PhysicsGravitational waves reveal the first known mergers of a black hole and neutron star
For the first time, LIGO and Virgo have detected long-anticipated gravitational waves from a black hole merging with a neutron star.
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AnimalsA proposed ‘quantum compass’ for songbirds just got more plausible
Quantum physics could be behind birds’ magnetic sense of direction, new measurements indicate.
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PhysicsDark matter may slow the rotation of the Milky Way’s central bar of stars
A method akin to studying a tree’s rings revealed the history of a slowdown of the rotating bar of stars at the heart of the Milky Way galaxy.
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PhysicsMathematician J. Ernest Wilkins Jr. was a Manhattan Project standout despite racism
Black scientist J. Ernest Wilkins Jr. made nuclear physics calculations that helped build an atomic bomb.
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Quantum PhysicsPhysicists used LIGO’s mirrors to approach a quantum limit
Using LIGO’s laser beams to reduce jiggling rather than detect gravitational waves, scientists have gotten closer to the realm of quantum mechanics.
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PhysicsGravitational waves confirm a black hole law predicted by Stephen Hawking
The first black hole merger detected by LIGO affirms that the surface area of a black hole can increase over time, but not decrease.
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Particle PhysicsPhysicists dream big with an idea for a particle collider on the moon
A lunar particle collider that dwarfs any such facility on Earth might not be impossible, according to new calculations.