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ClimateScientists at last link some extreme weather to human activities
Scientists say that research shows several of 2016’s extreme weather events would never have happened without the help of human-caused climate change.
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PhysicsMajor gravity experiment recreated aboard a satellite
A spacecraft was used to “drop” two objects and test their rate of fall. The new, super-precise findings confirm objects will fall at the same rate (in the absence of air resistance) — and that when it comes defining the effects of gravity, Einstein got it right.
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AnimalsEscaping narwhals can freeze and flee at the same time
Narwhals’ heart rates plummet while diving quickly to get away from people. The combination may stress the whales as human activity increases in the Arctic.
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Health & MedicineScientists Say: Epidermis
The epidermis is the outer layer of your skin. It helps protect you from dangerous things in the environment, and helps control how much water evaporates from your body.
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EarthWater waves can have literally seismic impacts
Certain types of seismic waves are generated by waves on large lakes. These ground waves could be used to map fault zones or to monitor ice cover in polar lakes.
By Sid Perkins -
EarthExplainer: Seismic waves come in different ‘flavors’
Earthquakes generate several different types of seismic waves, some more damaging than others
By Sid Perkins -
EarthHot on the trail of Antarctic meteorites
For intrepid scientists, spotting meteorites against Antarctica’s dazzling whiteness is easy. Then what?
By Beth Geiger -
Health & MedicineLong-lasting flu vaccine could replace yearly shots
Researchers have developed a single vaccine that protects mice from many types of flu. Such a development could lead to where people only day might no longer need a yearly flu shot.
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Health & MedicineAnalyze This: Flu vaccine’s protection varies
Getting a flu shot every year is an important way to protect yourself and those around you — even if the vaccine isn’t 100 percent effective.
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ClimateWacky winter dumps snow on every single U.S. state
Here’s a look at the meteorology behind the unusual winter weather that hit the United States in late 2017 and early 2018.
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SpaceWeird star explodes over and over, cheating death
There’s a weird supernova out there. This dying diva may have had multiple explosions, and it’s lately been glowing for more than three years.