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Science and Tech
Capsaicin is already used to treat nerve pain. Early research hints it could do more.
Scientists don't understand why the correlation exists.
These astounding inventions show that civilizations of the past were a lot more advanced than we might have thought.
35mins
Dispatches host Kmele Foster is on a journey to understand humanity’s role in the cosmos. His first stop? The Atacama Plateau in Northern Chile, home to the darkest deserts and largest telescopes on earth.
For the first time, astronomers have created a data-driven estimate for how many black holes are in our Universe: more than anyone expected.
"Burke's the butcher, Hare's the thief, and Knox the man who buys the beef." Read the story of 19th-century Scotland's corpse dealers.
See the 3 biggest space stories from October 16-22, 2023.
"Time Warp" all the way back to 1800s spiritualism, magic performances, and spook shows.
We've heard this argument before.
Sophisticated rovers have found the conditions for Martian life, as well as the building blocks of life, but never life itself. AI can help.
12mins
When black holes disappear, what happens to the stuff that fell in? Physicist Brian Cox explains.
If you said "with the Big Bang," congratulations: that was our best answer as of ~1979. Here's what we've learned in all the time since.
A new study provides the first proof-of-principle that genetic material transferred from one species to another can increase both longevity and healthspan in the recipient animal.
Einstein's theory of general relativity introduced the concept of space having a shape. So, what is the shape of space?
A healthy lifestyle even protects those who are genetically predisposed to depression.
"If we find just one other example of biology out there, then life is not an accident."
A combination of factors make the weather at New Hampshire's Mount Washington arguably the most brutal in the world.
There's a quantum limit to how precisely anything can be measured. By squeezing light, LIGO has now surpassed all previous limitations.
This biochemist is determined to create a new life form by reversing the shape of molecules.
A true scientific view of if, where, and when extraterrestrial life exists is within our grasp thanks to biosignatures and technosignatures.
According to the CDC, 50 countries worldwide have drinkable tap water. But look closer, and the picture is more nuanced.
A woman’s name would undermine the credibility of the mission. Names of former Nazis, however, were no problem.
The second law of thermodynamics is an inviolable law of reality. Here's what everyone should know about closed, open, and isolated systems.
“To take this in, you need to ride inside the mathematical symbols.”
To reap the benefits of AI technologies, businesses must keep humans in the driving seat.
3mins
Yes, you CAN be a “math person” — as long as you follow these learning techniques.
JWST has already broken many of Hubble's cosmic records. Perhaps additional record-breakers already exist within this data-rich image?
The milestone puts us one step closer to ending the organ shortage.
6mins
Ideas that seem wildly controversial today may move humanity towards progress. Philosopher Peter Singer asks —how do we keep them from being stifled?
Back during the hot Big Bang, it wasn't just charged particles and photons that were created, but also neutrinos. Where are they now?