Slideshow · Science
The 15 Most Important Scientific Instruments Ever Made, Ranked
From ancient Greek bronze gearwork to giant gold space mirrors and 17-mile particle colliders, these 15 precision instruments reshaped human knowledge forever.
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6 stories- ◫ 26 Slides
Science25 Mysterious Deep-Space Radio Signals That Puzzled Astronomers, Ranked
From millisecond fast radio bursts to periodic galactic beacons, radio telescopes have captured perplexing cosmic signals that challenged our understanding of the universe.
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- ◫ 16 Slides
ScienceSpace Rocks That Have Fallen to Earth
Fifteen Spectacular Space Rocks That Fell to Earth
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Science15 Plants That Developed Unusual Ways to Survive
From meat-eating traps to drought-defying succulents, these botanical marvels rewrite the rules of plant survival.
Most Viral Today⏱ 6m read15 hours ago
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EntertainmentThe 15 Celebrities With the Longest Careers in Hollywood, Ranked
In an industry where fame can vanish overnight, a rare group of performers stayed on screen for seven, eight, and nearly nine decades. Here are the 15 longest careers in Hollywood history, ranked.
Most Viral Today⏱ 6m read14 min ago
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ScienceLargest Known Black Holes Ever Captured by NASA, Ranked
At the heart of the universe's largest galaxy clusters and brightest quasars sit ultramassive black holes that dwarf our Milky Way's central black hole by tens of thousands of times.
Most Viral Today⏱ 4m read17 hours ago
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Lifestyle21 Everyday Things Normal in 1990s America That Vanished
Daily American life in the nineties relied on physical media and shared rituals.
Most Viral Today⏱ 9m read30 min ago