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Science
Ask Ethan: What Does A Black Hole’s Size Tell Us?
We have to use the right definition for the specific question we’re asking.Continue...
Urchin takeover underlies California’s vanishing kelp forests
Some 95 percent of kelp forests along its northern coast are gone. Meanwhile, sea...
How Do Cosmic Particles Break The Universe’s Energy Limit?
Cosmic rays aren’t just limited by the speed of light.Continue reading on Starts...
Cool Jobs: Saliva offers a spitting image of our health
Scientists are using this secretion to study our body’s functions, to test for disease...
Simpler, easier COVID-19 test developed with kids in mind
Designed by moms, it avoids any need to stick an uncomfortable swab up the nose....
Humans Can’t Fly A Helicopter On Mars, And That’s Why Ingenuity...
We give it the flight plan, and it takes care of the rest. It has to. Here’s why.Continue...
Raindrops on alien worlds will obey Earth-like rules
Their size will be similar no matter what they’re made of or on which planet they...
Let’s learn about dogs
From learning the names of their toys to sniffing out viruses in human sweat, dogs...
Staying grounded in space requires artificial gravity
On TV, people in space walk around like they’re on Earth. How can science give real...
Which ‘Hints’ Of New Physics Should We Be Paying Attention...
And which ones are probably examples where we’ve fooled ourselves?Continue reading...