The use of the letter x as an unknown is a relatively modern convention.
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An X-ray offers a glimpse into the painter’s early years.
HaptX gloves provide high-fidelity touch feedback of virtual spaces (and they look cool, too).
Nearly half of all stars are born in binary systems, with the most massive ones dying the fastest. It's not pretty for the "second" star.
NASA's only flagship X-ray telescope ever, Chandra, still works and has no planned successor. So why does the President want to kill it?
Scientists will be able to make detailed "Claymation-like" movies of chemical reactions.
See the 3 biggest space stories from October 16-22, 2023.
In the earliest stages of the hot Big Bang, equal amounts of matter and antimatter should have existed. Why aren't they equal today?
Capsaicin is already used to treat nerve pain. Early research hints it could do more.
Freethink's weekly countdown of the biggest space news, featuring Starship's second test flight, a new "dark mysteries" telescope, and more.
The Rubbee X requires almost no setup and is far cheaper than a brand new e-bike.
"It can truly allow you to see the physical world in ways that were not possible before."
The quadratic formula isn't just something that teachers use to torture algebra students. The Babylonians once used it to calculate taxes.
If nature were perfectly deterministic, atoms would almost instantly all collapse. Here's how Heisenberg uncertainty saves the atom.
There are two types of missing, or "dark" matter: baryonic (made of normal matter) and non-baryonic. Have we finally found the normal stuff?
Freethink's weekly countdown of the biggest space news, featuring a stranded space factory, Jeff Bezos' new moon lander, and more.
Particles behave differently when freed from the force of gravity. A new space factory aims to use this to synthesize pharmaceuticals.
You can only create or destroy matter by creating or destroying equal amounts of antimatter. So how did we become a matter-rich Universe?
With JWST, Chandra, and gravitational lensing combined, evidence has emerged for the earliest black hole ever. And wow, is it a surprise!
A recent study overviews the thinnest X-ray detector ever created.
His grandfather, a member of Oppenheimer’s atomic bomb team, foresaw the potential of nuclear energy to power cities — not destroy them.
Individuals and organizations can maintain a strong and enduring identity by repeatedly remaking themselves.
The ESA's Gaia mission just broke the record for closest black hole by over 1,000 light-years. Is there an even closer one out there?
Godfrey Hounsfield’s early life did not suggest that he would accomplish much at all.
The first supernova ever discovered through its X-rays has an enormously powerful engine at its core. It's unlike anything ever seen.
Across all wavelengths of light, the Sun is brighter than the Moon. Until we went to the highest energies and saw a gamma-ray surprise.
Artificial general intelligence will not arise in systems that only passively receive data. They need to be able to act back on the world.
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Growth strategist and former Salesforce executive Tiffani Bova shares why investing in your employees is essential to improve customer experience, unlock innovation and accelerate revenue growth.
Ever since the Big Bang, cataclysmic events have released enormous amounts of energy. Here's the greatest one ever witnessed.