Physics
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Materials ScienceThese fabrics change color as they stretch
Stretchy, color-shifting cloth may lead to new art, fashions and sensors. A century-old Nobel-prize-winning invention served as its inspiration.
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AnimalsHow to turn your hobby into a seriously cool science project
This year’s Broadcom MASTERS finalists were inspired by their love of painting, horseback riding and other pastimes.
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EarthScientists Say: Pole
A pole is either of two opposite ends of a molecule, magnet, battery, planet or other object.
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PhysicsExplainer: What are the different states of matter?
Most people know solids, liquids and gases — but what about the four other states of matter?
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PhysicsMysteries about the universe abound, from its beginning to its end
Scientists have a good understanding of the laws that make our universe tick. But they still don’t quite know how it began — or will end.
By Trisha Muro -
PhysicsIt all started with the Big Bang — and then what happened?
Scientists explain what really puzzles them about how our universe became what it is today — and what its future may hold.
By Trisha Muro -
PhysicsCosmic timeline: What’s happened since the Big Bang
Energy, mass and the cosmos' structure evolved a lot over the past 13.82 billion years — much of it within just the first second.
By Trisha Muro -
PhysicsExperiments on ‘entangled’ quantum particles won the physics Nobel Prize
Three pioneers in quantum physics share the 2022 Nobel Prize in physics.
By James R. Riordon and Maria Temming -
PhysicsLet’s learn about ‘ghost particles’
Ghostly particles called neutrinos are so lightweight that for a long time, they were thought to have no mass at all.
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ChemistryNo trees were harmed to 3-D print this piece of wood
How clever! Scientists used print-speed adjustments to control how flat, 3-D printed shapes morph into complex wooden objects.
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PhysicsLet’s learn about gravitational waves
Gravitational waves offer scientists a new way to view extreme objects such as black holes and neutron stars.
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Materials ScienceLaser light transformed plastic into tiny diamonds
The technique could be used to make nanodiamonds for quantum devices and other technology.