Physics

171 articles with this tag

How Tokamak Fusion Reactors Work—and How Close We Are Science

How Tokamak Fusion Reactors Work—and How Close We Are

Tokamaks use powerful magnetic fields to confine superheated plasma in a donut-shaped chamber, replicating the energy process that powers the sun. Wit...

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How Quantum Batteries Work—and Why They Charge Faster Science

How Quantum Batteries Work—and Why They Charge Faster

Quantum batteries use superposition and entanglement to store energy, and counterintuitively charge faster as they grow larger. Here's how the technol...

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How Mu2e Hunts for Physics Beyond the Standard Model Science

How Mu2e Hunts for Physics Beyond the Standard Model

Fermilab's Mu2e experiment aims to catch a muon converting into an electron without emitting neutrinos—a process forbidden by the Standard Model that...

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How the Rubin Observatory Will Map the Entire Sky Science

How the Rubin Observatory Will Map the Entire Sky

The Vera C. Rubin Observatory in Chile uses the world's largest digital camera to photograph the entire visible sky every three nights, hunting astero...

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What Are MXenes and Why They Could Rival Graphene Science

What Are MXenes and Why They Could Rival Graphene

MXenes are a fast-growing family of two-dimensional materials made from transition metal carbides and nitrides, offering metallic conductivity, tunabl...

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How Capacitive Touchscreens Work—and Why Gloves Fail Technology

How Capacitive Touchscreens Work—and Why Gloves Fail

Capacitive touchscreens detect touch by sensing changes in an electrostatic field caused by the human body's natural electrical charge. Here's why you...

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How Supershear Earthquakes Work—and Why They Hit Harder Science

How Supershear Earthquakes Work—and Why They Hit Harder

Supershear earthquakes rupture faster than their own seismic waves, creating Mach cone shockwaves analogous to sonic booms. These rare but devastating...

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How Free-Return Trajectories Work—and Why They Save Lives Science

How Free-Return Trajectories Work—and Why They Save Lives

A free-return trajectory uses the Moon's gravity to slingshot a spacecraft back to Earth without engine burns, serving as the ultimate safety net for...

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How Gamma-Ray Bursts Work—the Universe's Biggest Blasts Science

How Gamma-Ray Bursts Work—the Universe's Biggest Blasts

Gamma-ray bursts are the most powerful explosions in the known universe, releasing more energy in seconds than the Sun emits in its entire lifetime. H...

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How NASA's Orion Spacecraft Works—and Why It Matters Technology

How NASA's Orion Spacecraft Works—and Why It Matters

NASA's Orion capsule is the first crewed vehicle designed for deep space since Apollo. Here is how its heat shield, life support, and navigation syste...

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How Atmospheric Reentry Works—and Why Speed Kills Science

How Atmospheric Reentry Works—and Why Speed Kills

Returning from space means slamming into a wall of air at thousands of kilometers per hour. The physics of atmospheric reentry—from blunt-body aerodyn...

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Spin-Flip Metal Complex Shatters Solar Efficiency Barrier Science

Spin-Flip Metal Complex Shatters Solar Efficiency Barrier

Scientists from Kyushu University and Johannes Gutenberg University Mainz achieved 130% quantum yield using a molybdenum-based spin-flip emitter paire...

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