Less than 1% of the fuel powering today's aircraft comes from sustainable sources. With roughly 100,000 flights crossing global skies every single day — almost every one burning petroleum-derived kerosene — the gap between aviation's green pledges and the staggering reality of its fossil fuel addiction has never looked wider. The question is whether the engineering can catch up.
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Meet Polypedilum vanderplanki, the African midge whose larvae can dry to a husk, survive outer space and liquid helium, and walk back into life when it rains.
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In 1989, lab results showed ethylene glycol — antifreeze — in a baby's blood. His mother was convicted of poisoning him and sent to prison. Then her second son was born in jail and showed the exact same symptoms. What happened next exposed one of the most chilling failures in forensic science history.
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Velvet worms fire glue at five meters per second and look like aliens. But are velvet worms dangerous to humans? An honest, evidence-based answer.
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For three years, a university student experienced every single moment as if he'd already lived it. Not occasionally — constantly. His brain scans came back completely normal. No seizures. No lesions. Nothing. What doctors discovered instead quietly rewrote what we thought we knew about memory, anxiety, and the stories our minds tell us without permission.
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From axolotls and starfish to planaria and deer, a precise tour of the animals that regrow limbs and body parts — and what 2025 research finally explains about why humans cannot.
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Two hundred million years ago a tree fell in a tropical floodplain and never stopped becoming stone. Across Arizona's Petrified Forest, ancient logs lie as solid quartz, their growth rings and bark still visible, replaced one cell at a time by silica-rich groundwater. The tree is gone. Its ghost, in crystal, has held its shape since the Late Triassic.
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A half-hour on the toilet — phone in hand, mid-game — was all it took to turn a lifelong undiagnosed condition into a surgical emergency for one man in China. His story is a visceral reminder that the body keeps score quietly, for years, until it doesn't. Gastroenterologists say millions are ignoring the same warning signs right now.
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Ninety-nine million years ago, a small feathered dinosaur flicked its tail — and tree resin caught it forever. Today, that amber-encased tail still holds its original pigmentation, including intact melanosomes that hint at iridescence. It is not a fossil impression. It is the real thing, still catching light across geological time.
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Sumer, in the lower Tigris–Euphrates plain, is the standard archaeological answer for the first civilization on earth — and the reasons it beats older sites like Göbekli Tepe are more interesting than the verdict itself.
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For 63 years the flying car was a punchline, perpetually 20 years away. Then in 2023 the FAA handed Alef Aeronautics a special airworthiness certificate for its Model A, a vehicle that drives on roads, parks in a normal space, and takes off vertically. It doesn't mean sky commutes next Tuesday, but a regulator finally called a flying car real enough to govern.
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Aboriginal Australia at 65,000 years, China at 3,250 years of unbroken script — the real answer to 'oldest civilization still alive' depends on what you mean.
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