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Poe's story about a fantastical voyage to the Moon was the first to give the concept of spaceflight a basis in science.
In physics, things shouldn't need fine-tuning in order to match reality. Is naturalness a good guide toward an underlying explanation?
The Hubble "constant" isn't actually constant, evolving over both time and space. Will it ever become constant? That depends on dark energy.
Compared to the scale of the cosmos, a single human body might seem insignificant. But there's an entire Universe within each of us, too.
From banned books to modern classics, these satirical masterpieces show how humor and irony can help expose society’s deepest flaws.
A huge obstacle for human bodies in space is that we fare poorly in zero/reduced gravity. Can two rotating, tethered capsules overcome that?
In her new book, Why We Ask Why, cognitive scientist Tania Lombrozo turns the question "why" back on itself.
Despite being the innermost and most absorptive planet, Mercury "only" reaches 800 °F at its hottest. Venus is always hotter, even at night.
Complexity may explain how billions of simple neurons give rise to thought, creativity, and consciousness.
Back in 1988, Francis Halzen had what he called a "cute idea." His vision grew into the IceCube observatory, and earns the 2026 Nobel Prize.
As screens consume greater amounts of our time, we risk losing the habits of mind that helped us build the modern world.
Strong, durable Martian concrete needs a mix of small-grained Martian sand and pure sulfur. NASA found the ingredients are already there.
It has some researchers taking a second look at other hypotheses that have been proposed — and mostly discarded — in the past.
From base to tip, Mars's Olympus Mons is the highest known mountain in the Solar System. Evidence suggests a higher one could be out there.
The ritual behind the closest friendships and the best teams asks the same question: What are you working on that you need help with?
AI can provide short-term relief from social anxiety, but it can come at the expense of the social skills you’re trying to build.