Physics

166 articles with this tag

How Dinosaurs Hatched Eggs—With Help From the Sun Science

How Dinosaurs Hatched Eggs—With Help From the Sun

Long before modern birds perfected the art of brooding, oviraptor dinosaurs used a remarkable combination of body heat and solar warmth to incubate th...

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What Is Negative Light and How It Hides Secret Data Technology

What Is Negative Light and How It Hides Secret Data

Negative luminescence is a counterintuitive physics phenomenon where a device emits less infrared radiation than expected — and researchers are now us...

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How Commercial Moon Landers Work—and Why They Matter Science

How Commercial Moon Landers Work—and Why They Matter

NASA's Commercial Lunar Payload Services (CLPS) program contracts private companies to deliver scientific instruments to the Moon at a fraction of tra...

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What Is the Migdal Effect and Why It Matters Science

What Is the Migdal Effect and Why It Matters

The Migdal effect is a quantum phenomenon predicted in 1939 that could unlock the detection of light dark matter — and scientists have only just confi...

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How PET Scans Work and Why They Detect Cancer Early Health

How PET Scans Work and Why They Detect Cancer Early

PET scans use radioactive sugar tracers and gamma-ray detection to map metabolic activity inside the body, revealing tumors long before symptoms appea...

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What Is Lonsdaleite—the Diamond Harder Than Diamond? Science

What Is Lonsdaleite—the Diamond Harder Than Diamond?

Lonsdaleite, or hexagonal diamond, is a rare carbon allotrope born from meteorite impacts. Scientists have now synthesized it in the lab, confirming i...

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What Are Fast Radio Bursts and How Do They Work? Science

What Are Fast Radio Bursts and How Do They Work?

Fast radio bursts are millisecond-long flashes of radio energy so powerful they outshine entire galaxies—yet their exact cause remained a mystery for...

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Why Lithium-Ion Batteries Fail: Dendrites Explained Science

Why Lithium-Ion Batteries Fail: Dendrites Explained

Microscopic metal spikes called lithium dendrites grow inside batteries during every charge cycle, causing capacity loss, short circuits, and fires. N...

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How Ballistic Missile Defense Systems Work Science

How Ballistic Missile Defense Systems Work

From radar networks to hit-to-kill interceptors, ballistic missile defense systems represent one of the most complex engineering challenges in modern...

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What Are Quantum Dots and How Do They Work? Technology

What Are Quantum Dots and How Do They Work?

Quantum dots are semiconductor nanocrystals so tiny that the laws of quantum mechanics dictate their color. From QLED televisions to cancer surgery an...

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How the Sun Migrated Across the Milky Way Science

How the Sun Migrated Across the Milky Way

New research reveals the Sun traveled roughly 10,000 light-years outward from the Milky Way's dangerous inner core billions of years ago — a journey t...

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What Is the Quantum Internet and How Does It Work? Technology

What Is the Quantum Internet and How Does It Work?

The quantum internet promises unbreakable encryption and instant-secure communication by using the bizarre rules of quantum physics. Here is how it ac...

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