Search
Science & Tech
Explore the discoveries that reveal how the world works, alongside the technologies that extend, reshape, and sometimes challenge what’s possible.
If you photograph the Sun at the same time every day, you get a bizarre figure-8 shape: an analemma. Here’s why. At any time of day, you could theoretically set up […]
While nothing is ever certain about the future, here are 10 great achievements you can bet on. Every year, unexpected scientific discoveries challenge what we know. Observations using the Atacama Large […]
When two black holes merge together, about 5% of their mass gets lost. Where does that information go? Do merging black holes lose information? They absolutely must, according to General […]
Sometimes, the biggest answers to the deepest questions come in the most unexpected of places. In the Solar System, anything out past Neptune is generally considered to be the outer reaches […]
Dark matter is one of the most puzzling, unintuitive concepts in all of physics. But we still need it. Our Universe isn’t like us. While we’re made of atoms, and other […]
With 1.6 billion households in the world, how does Santa do it? With a little Christmas magic… and a lot of science! How does Santa Claus do it? In one long […]
Despite being 28 years old and having a gyroscope failure, Hubble still delivered these 10 amazing snapshots in 2018. Year after year since its 1990 launch, Hubble keeps revolutionizing our view […]
If you think you have problems today, be glad you’re not moving at the speed of light. Special relativity, even though it’s over 100 years old, is still one of the […]
As individuals, we scientists are all flawed. But the enterprise of science rises above our individual shortcomings. The enterprise of science is perhaps the greatest achievement in all of human […]
Despite what you may have heard, they don’t suck anything in at all. Black holes are some of the strangest, most wondrous objects in all the Universe. With huge amounts of […]
The Universe began almost perfectly uniform, while today, it’s anything but. Here’s how we grew up. One of the strangest facts about the Universe is how dramatically its changed over time. […]
For generations, planet formation was only a theory. As 2018 comes to an end, here’s the evidence of what’s going on. The theory of planet formation has been around for a […]
When you emit gravitational waves, they have to pass through the Universe. But do they gravitate, too? When you travel through the Universe, it isn’t just a free ride through […]
The best books, calendar, accessories and more are all just one click away. Every year, there are no shortage of wonderful, exciting, informative gifts you could get for those who matter […]
Have you ever wanted to: see the southern skies? visit the best resort on the South American continent? explore the Atacama desert? see the world’s most powerful radio telescope array? […]
Welcome Seth Shostak, senior scientist at SETI, onto the show! Is there intelligent life out there in the Universe beyond planet Earth? If so, are they technologically advances, can they hear […]
A special isotope of plutonium is necessary for missions to Mars and beyond. But we don’t have enough, and aren’t making more fast enough. As 2018 comes to a close, NASA […]
It’s okay to be skeptical. That’s why we have evidence. In all of human history, only 24 people have ever flown to the vicinity of the Moon, traveling hundreds of […]
Behavioral ecology is a real science. But applying it to humans, with our social structures, is highly suspect. Imagine a scientist. Try closing your eyes and really picturing this person: envision […]
It will be the most extreme test of Einstein’s General Relativity ever. And we already have the data. With every year that goes by, the total amount of knowledge that humanity […]