Science

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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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How Carbon Offsets Work—and Why They're Controversial Science

How Carbon Offsets Work—and Why They're Controversial

Carbon offsets let companies pay to cancel out their greenhouse gas emissions by funding climate projects elsewhere. But how do they actually work—and...

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What Is AMOC and Why Scientists Fear Its Collapse Science

What Is AMOC and Why Scientists Fear Its Collapse

The Atlantic Meridional Overturning Circulation is a vast ocean conveyor belt that keeps Europe temperate and regulates global climate — and recent re...

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How Planetary Collisions Work and Why They Matter Science

How Planetary Collisions Work and Why They Matter

When two planets slam into each other, the results can reshape entire solar systems. Scientists now understand how these cataclysmic events work — and...

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What Is Chirality and Why It Matters in Medicine Science

What Is Chirality and Why It Matters in Medicine

Chirality—the mirror-image 'handedness' of molecules—is one of chemistry's most consequential properties. It explains a 1960s drug disaster, drives mo...

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Oval Orbit Reveals Exotic Neutron Star–Black Hole Merger Science

Oval Orbit Reveals Exotic Neutron Star–Black Hole Merger

For the first time, scientists have confirmed that a neutron star and a black hole spiraled into each other on an elliptical — not circular — orbit, o...

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How Water Ice Survives on the Moon and Why It Matters Science

How Water Ice Survives on the Moon and Why It Matters

The Moon looks bone-dry, yet billions of years of comet impacts and solar chemistry have deposited water ice inside permanently shadowed polar craters...

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How Galápagos Tortoise Conservation Works Science

How Galápagos Tortoise Conservation Works

Giant tortoises once numbered 250,000 across the Galápagos—centuries of exploitation nearly wiped them out. Here is how scientists are bringing them b...

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How the Gut-Brain Axis Works and Why It Affects Memory Science

How the Gut-Brain Axis Works and Why It Affects Memory

Your gut and brain are in constant two-way communication through the vagus nerve, immune signals, and neurotransmitters — and emerging research shows...

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How Gravitational Wave Detectors Work Science

How Gravitational Wave Detectors Work

Gravitational wave detectors like LIGO use laser beams split across 4-kilometer tunnels to sense ripples in spacetime a thousand times smaller than an...

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What Is a Magnetar? The Universe's Most Magnetic Star Science

What Is a Magnetar? The Universe's Most Magnetic Star

Magnetars are a rare type of neutron star with magnetic fields a trillion times stronger than Earth's — capable of releasing more energy in a fraction...

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Mirror Amino Acid Targets Cancer, Spares Healthy Cells Science

Mirror Amino Acid Targets Cancer, Spares Healthy Cells

Scientists have discovered that D-cysteine, a mirror-image form of the amino acid cysteine, can dramatically slow tumor growth while leaving healthy c...

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