Uncategorized
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AstronomyWe may not have found aliens yet because we’ve barely begun looking
A new calculation says SETI searches have combed the equivalent of a hot tub out of Earth’s oceans looking for extraterrestrial intelligence in space.
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Particle PhysicsHints of weird particles from space may defy physicists’ standard model
Signals from the ANITA experiment don’t square with the properties of elementary particles cataloged in the standard model.
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ClimateWarm tropical Atlantic waters juiced the 2017 hurricane season
Anomalously warm ocean waters in the tropical Atlantic Ocean drove 2017’s hurricane powerhouses.
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Materials ScienceThis reflective paint could keep sunbaked buildings cool
A new type of polymer coating that reflects sunlight to control heat could supplement or replace air conditioning systems.
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AnimalsFeral cats appear to be pathetic at controlling New York City’s rats
When cats are on the prowl, rats may become harder to see, but roaming cats actually killed only a few.
By Susan Milius -
ArchaeologyLaser mapping shows the surprising complexity of the Maya civilization
A large-scale lidar survey of Guatemalan forests reveals evidence of ancient, interconnected Maya cities.
By Bruce Bower -
LifeIn China, a deadly strain of bird flu now easily infects ducks
H7N9 evolved the ability to infect ducks just as a vaccine for chickens came into use.
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NeuroscienceSurvey raises worries about how screen time affects kids’ brains
A large study of U.S. children ties lots of screen time to lower thinking skills, but the relationship between the two is still unclear.
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AnimalsManta rays have an unusual mouth filter that resists clogging
Manta rays filter feed differently than other ocean creatures.
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TechFiberglass-spinning robots could be construction workers of the future
A team of fiberglass-spinning robots could create tubing to help build bridges, buildings or other structures.
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AnimalsA new species of high-altitude hummingbird may already be in trouble
Researchers have discovered a new species of hummingbird high up in the Ecuadorian Andes.
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Science & SocietyThe SN 10: These scientists defy limits to tackle big problems
With a drive to understand how things work, these young researchers are making a mark in sustainable energy, medicine, astronomy and technology.