Sarah Schwartz
All Stories by Sarah Schwartz
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Plants
New species of terrifying tomato appears to bleed
A new species of Australian bush tomato bleeds when injured and turns bony in old age.
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Brain
Dragons sleep like mammals and birds
Lizards seem to alternate between two sleep states, just as mammals and birds do. This finding could change our understanding of how sleep evolved.
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Microbes
This microbe thinks plastic is dinner
The bacterium Ideonella sakaiensis chows down on one type of polluting plastics. That means it could become helpful in cleaning up environmental waste.
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Physics
Blowing bubbles for science
What is most important when blowing bubbles? Air speed, not the thickness of the soap film, scientists find.
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Microbes
News Brief: People shed clouds of tell-tale germs
Even after someone has left a room, a cloud of his or her germs laces the air, new data show. Watch out: That mix can be very individual — and even ID you!
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Chemistry
Trio gets chemistry Nobel for figuring out DNA repair
Three researchers have won the 2015 Nobel Prize in chemistry for working out how cells fix damaged genetic material.
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Health & Medicine
Pain relief could come from a ‘drugstore’ for cells
Mice with nerve damage can be treated for pain with an injection of cells from bone marrow. Scientists have now figured out why this works.