Physics

166 articles with this tag

How Friction Works—and Why It Still Puzzles Scientists Science

How Friction Works—and Why It Still Puzzles Scientists

Friction governs nearly every physical interaction on Earth, yet scientists still struggle to fully explain it. From Leonardo da Vinci's first sketche...

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How Uranium Enrichment Works—and Why It Matters Science

How Uranium Enrichment Works—and Why It Matters

Uranium enrichment is the process of increasing the concentration of uranium-235 in natural uranium using gas centrifuges, enabling both nuclear power...

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How Scientists Read Exoplanet Atmospheres From Light Science

How Scientists Read Exoplanet Atmospheres From Light

Transit spectroscopy lets astronomers decode the chemical makeup of distant worlds by analyzing starlight filtered through their atmospheres — a techn...

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What Are Nucleobases and How Do They Form in Space? Science

What Are Nucleobases and How Do They Form in Space?

Nucleobases are the five molecular 'letters' that encode all life on Earth. Scientists have now found all five in pristine asteroid samples, reshaping...

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What Are Magma Ocean Planets and Why They Matter Science

What Are Magma Ocean Planets and Why They Matter

Magma ocean planets are rocky worlds covered in vast seas of molten rock. Once a phase every rocky planet passed through, these extreme worlds are now...

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What Are the Magellanic Clouds and Why They Matter Science

What Are the Magellanic Clouds and Why They Matter

The Magellanic Clouds are two dwarf galaxies orbiting the Milky Way that serve as vital laboratories for astronomy, dark matter research, and understa...

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Younger Dryas: Volcanoes, Not a Comet, to Blame, Study Finds Science

Younger Dryas: Volcanoes, Not a Comet, to Blame, Study Finds

A study published in PLOS One demonstrates that a 12,800-year-old platinum spike in Greenland ice cores originated from Icelandic volcanic eruptions,...

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What Is the Younger Dryas and Why It Changed History Science

What Is the Younger Dryas and Why It Changed History

The Younger Dryas was a sudden 1,200-year cold snap 12,900 years ago that killed megafauna, ended the Clovis culture, and may have pushed humans towar...

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What Is Terahertz Radiation and How Does It Work? Science

What Is Terahertz Radiation and How Does It Work?

Terahertz radiation occupies a little-known slice of the electromagnetic spectrum between microwaves and infrared light. Once dismissed as a technolog...

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What Is Dark Energy and Why Is Space Speeding Up? Science

What Is Dark Energy and Why Is Space Speeding Up?

Dark energy makes up roughly 68% of the universe and drives its accelerating expansion, yet scientists still don't know what it is. Here's how it was...

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How Spacewalks Work—and Why They're So Risky Science

How Spacewalks Work—and Why They're So Risky

Every time an astronaut floats outside a spacecraft, months of preparation and layers of life-saving technology stand between them and the void. Here'...

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How the LHCb Experiment Discovers New Subatomic Particles Science

How the LHCb Experiment Discovers New Subatomic Particles

CERN's LHCb detector has confirmed dozens of never-before-seen particles, including exotic baryons with two charm quarks. Here is how the machine work...

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