Top Physics Stories
Gravitational wave signal tests Einstein's theory of general relativity
A detailed gravitational-wave signal reveals multiple vibration modes, allowing one of the most stringent tests yet of general relativity.
Read full story →Optical atomic clocks poised to redefine how the world measures seconds
Next-generation optical atomic clocks are approaching the precision needed to redefine the SI second and enable new physics tests.
Read full story →Distant entangled atoms acting as one sensor deliver stunning precision
Physicists use spatially separated but entangled atoms to function as a single ultra-precise quantum sensor.
Read full story →NASA delays critical Artemis 2 rocket fueling test due to below-freezing temperatures, launch no earlier than Feb. 8
Unusually cold weather forces NASA to delay a major Artemis II fueling test, affecting the schedule of its first crewed lunar mission.
Read full story →NASA's Juno measures thickness of Europa's ice shell
Juno’s gravity and magnetic data provide new constraints on the thickness of Europa’s icy shell above its subsurface ocean.
Read full story →Puffy baby planets reveal a missing stage of planet formation
Observations of unusually low-density young planets point to an overlooked early phase in how planets grow.
Read full story →New fear unlocked: Runaway black holes
Astronomers explore evidence that some supermassive black holes can be violently ejected from galaxies and roam intergalactic space.
Read full story →A breakthrough that could make ships nearly unsinkable
Engineered surface structures allow metal tubes to trap air and remain buoyant even when punctured.
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