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Science Explorer
Science Explorer

Science Explorer

@scienceexplorer
Science Explorer
Science Explorer
5 hrs

What Happens When Light Goes Boom? Part 2: The Crowd, the Molasses, and the Speed of Light (Sort Of)
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What Happens When Light Goes Boom? Part 2: The Crowd, the Molasses, and the Speed of Light (Sort Of)

Before Brad Bradington can sprint down the red carpet, we need to understand the crowd. Specifically, we need to understand why a crowd of atoms and molecules slows down light — and why that creates a loophole that changes everything.
Science Explorer
Science Explorer
5 hrs

Scientists Finally Measured The Mind-Blowing Power of a Black Hole's Jets
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Scientists Finally Measured The Mind-Blowing Power of a Black Hole's Jets

Because they found something strong enough to bend them.ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.
Science Explorer
Science Explorer
6 hrs

Much-Hyped Alzheimer's Drugs Show No Meaningful Benefit, Major Review Finds
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Much-Hyped Alzheimer's Drugs Show No Meaningful Benefit, Major Review Finds

They were once hailed as breakthroughs. ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.
Science Explorer
Science Explorer
6 hrs

Scientists Captured Light in a Trap 2,000 Times Thinner Than a Human Hair
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Scientists Captured Light in a Trap 2,000 Times Thinner Than a Human Hair

Microscopic gadgets could be next.ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.
Science Explorer
Science Explorer
8 hrs

Early Galaxies Were Surrounded by Huge Clouds of Hydrogen, and Astronomers Found a Whole Bunch!
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Early Galaxies Were Surrounded by Huge Clouds of Hydrogen, and Astronomers Found a Whole Bunch!

Astronomers using data from the Hobby–Eberly Telescope Dark Energy Experiment (HETDEX) have discovered tens of thousands of gigantic hydrogen gas halos, called “Lyman-alpha nebulae,” surrounding galaxies 10 billion to 12 billion years ago.
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