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Science & Tech
Explore the discoveries that reveal how the world works, alongside the technologies that extend, reshape, and sometimes challenge what’s possible.
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.