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ChemistryDon’t flush your contact lenses
One in five people who wear contact lenses flush their used eyewear down the sink or toilet. That plastic pollutes the environment and can harm wildlife.
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EarthEnormous floating barrier will corral ocean trash
A floating giant barrier has been designed to trap plastic trash in the ocean. But no one’s sure how well it will collect much of the most worrisome type.
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SpaceScientists Say: Yellow dwarf
Yellow dwarf is a term used for a medium-sized star. Our sun is a yellow dwarf.
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PhysicsDoctor Who’s TARDIS is bigger on the inside — but how?
The TARDIS looks like a old police box on the outside. But on the inside, it’s got plenty of space. How does that work? It just takes a wormhole and a tesseract or two.
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Health & MedicineStudies report new risks to teens from secondhand smoke
Teens exposed to secondhand smoke are more vulnerable to getting sick, one study finds. Another suggests that later, in adulthood, these individuals may be at risk for premature death from lung disease.
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LifeBacteria are all around us — and that’s okay
Scientists may have identified less than one percent of all bacteria on Earth. But there’s a reason to keep up the hunt. These microbes could help us understand and protect our planet.
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ChemistryThree take home chemistry Nobel for harnessing protein ‘evolution’
New ways to create customized proteins for use in biofuels and medicines earned three researchers the 2018 Nobel Prize in chemistry.
By Maria Temming and Laurel Hamers -
Health & MedicineExplainer: What are proteins?
In the body, proteins act as biochemical machines to carry out the work of cells.
By Bryn Nelson and Bethany Brookshire -
Health & MedicineSmartphones may serve as digital security blankets
In a new study, students in awkward social situations experienced less stress if they had — but didn’t use — their smartphones.
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PhysicsDazzling laser advances bring physicists a Nobel Prize
The winners of 2018 Nobel Prize in physics helped usher in new laser feats, such as making optical “tweezers” and creating amazingly bright beams of light.
By Emily Conover and Lisa Grossman -
AnimalsThis penguin prey knows how to fight back
Scientists attached cameras to gentoo penguins off the Falkland Islands. The video revealed that their tiny prey can sometimes win in a fight.
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Health & MedicineImmune targeting of cancers wins two a 2018 Nobel Prize
Doctors used to target cancers with a scalpel, toxic chemicals and radiation. Two scientists just won a Nobel Prize for coming up with a fourth tactic: turning on the immune system.
By Tina Hesman Saey and Aimee Cunningham