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‘Hate is addictive’: TikTok’s new policies might do little for LGBTQ users’ safety
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The CDC is relaxing indoor mask guidelines and shaking up how it measures COVID risk
Where do you fall on the risk map now?
Long COVID can manifest in dozens of ways. Here’s what we know so far.
With patients' help, doctors are trying to get a grasp on the virus's long-term impacts on the human body.
Meet the mysterious particle that’s the dark horse in dark matter
The search for elusive axions reaches a critical mass.
Don’t blame national forests for America’s massive wildfires
"If our goal is to protect communities, we have to do this work right around home," says land policy expert Courtney Schultz.
Ancient DNA paints a vivid picture of early humans in Africa
Archaeologists mapped migration across sub-Saharan Africa with genetic material that dates back tens of thousands of years.
A new kind of COVID vaccine could soon be available internationally
GlaxoSmithKline and Sanofi's vaccine showed 100 percent efficacy against severe COVID.
Most roadside litter comes from just down the street
Everyone has a role to play in keeping plastic out of ecosystems.
These shape-shifting robots could make for great furniture in space
The electromagnetic bot blocks could be handy for building in those tight quarters aboard spacecraft.
Dust clouds are killing people out West—and the dangers could spread
A team of scientists takes on the big threats posed by tiny particles out West.
