Physics
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Materials ScienceThis device uses the cold night sky to generate electricity
A new device uses the temperature difference between Earth and outer space to create electricity after dark. Powering a lamp, it would be the ultimate night light.
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ChemistryReversible superglue mimics snail slime
Inspired by snail slime, scientists have created the first super-strong adhesive that can be easily become unstuck, when necessary.
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AnimalsCould Wednesday Addams really jolt a frog back to life?
A spark that recalls some science history brings a dead frog to life in The Addams Family. Scientists are now using electricity to build the body.
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Chemistry2019 Nobel Prize in chemistry goes for pioneering lithium-ion batteries
Today’s lithium-ion batteries power everything from smartphones to computers. Three scientists who pioneered those batteries just got the 2019 Nobel Prize in chemistry.
By Maria Temming and Jonathan Lambert -
ChemistryScientists find the secret to colossal bubbles
What’s the right mix of materials to blow big bubbles that stretch without popping? Physicists have turned up the solution.
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PhysicsPhysics Nobel rewards discoveries on cosmic evolution and exoplanets
This trio of scientists helped figure out the makeup of our universe. Two of them also identified the first known exoplanet orbiting a sunlike star.
By Emily Conover and Lisa Grossman -
PhysicsPreserving remnants of human culture on the moon
Artifacts left behind by lunar landings have value to research and human history. Scientists now want to preserve those cast-offs while also learning from them.
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AnimalsThis robot catches jellyfish with a gentle ‘hug’
A soft robotic hand gently catches jellyfish by trapping the creatures within its silicone fingers.
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Health & MedicineUltrasound might become a new way to manage diabetes
Ultrasound turns on production of the hormone insulin in mice. Someday, it might help maintain healthy blood-sugar levels in people who were recently diagnosed with diabetes.
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Health & MedicineExplainer: What is ultrasound?
These sound waves, which fall above the range of human hearing, are important in medicine, medical imaging and more.
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Materials ScienceScientists Say: Crystal
The atoms or molecules in crystals take on a particular, repeatable pattern.
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Materials ScienceCould humans build a tall tower or giant rope to space?
The movie Ad Astra shows a space antenna, a spindly structure reaching up into the stars. We look at what it would take to build something that big.