Science

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How a Father's Health Before Conception Shapes His Baby Science

How a Father's Health Before Conception Shapes His Baby

Research reveals that a father's diet, stress, and lifestyle alter sperm epigenetics—chemical tags on DNA—that can influence offspring health for gene...

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How Gut Bacteria Inject Proteins Into Your Cells Science

How Gut Bacteria Inject Proteins Into Your Cells

Harmless gut bacteria wield syringe-like molecular machines called type III secretion systems to inject proteins directly into human cells, shaping im...

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What Is a Kona Low and Why It Floods Hawaii Science

What Is a Kona Low and Why It Floods Hawaii

Kona lows are cold-core cyclones that reverse Hawaii's normal wind patterns, pushing moisture-laden air into the islands from the southwest and trigge...

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What Is Neural Dust and How Does It Read Your Brain? Science

What Is Neural Dust and How Does It Read Your Brain?

Neural dust sensors smaller than a grain of salt can wirelessly monitor brain activity using ultrasound or laser power, opening new paths for treating...

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How Sperm Whale Heads Work—and Why They're Extraordinary Science

How Sperm Whale Heads Work—and Why They're Extraordinary

The sperm whale's enormous head is a biological marvel housing the spermaceti organ, which powers echolocation, aids deep diving, and may serve as a b...

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How Lightning Works on Jupiter—and Why It's So Extreme Science

How Lightning Works on Jupiter—and Why It's So Extreme

Jupiter produces lightning bolts up to a million times more powerful than Earth's. From ammonia mushballs to stealth superstorms, here is how the gas...

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How Heavy Water Reactors Work—and Why They Matter Science

How Heavy Water Reactors Work—and Why They Matter

Heavy water reactors use deuterium oxide instead of ordinary water to moderate nuclear reactions, enabling the use of natural uranium fuel — but also...

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How Mass Spectrometry Works—and Why It Matters Science

How Mass Spectrometry Works—and Why It Matters

Mass spectrometry identifies molecules by measuring their mass-to-charge ratio. From drug discovery to forensics, this century-old technique underpins...

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What Are Lysosomes and Why Your Cells Need Them Science

What Are Lysosomes and Why Your Cells Need Them

Lysosomes are membrane-bound organelles that serve as the cell's recycling centers, breaking down waste and damaged components. When they malfunction,...

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Which Animals Use Tools—and What It Reveals Science

Which Animals Use Tools—and What It Reveals

Tool use was once considered uniquely human. Scientists now document it across mammals, birds, fish, and even invertebrates—reshaping our understandin...

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Scientists Grow First Lab-Made Esophagus in Major Win Science

Scientists Grow First Lab-Made Esophagus in Major Win

Researchers at Great Ormond Street Hospital and UCL have created the first functional lab-grown esophagus, successfully implanting it in pigs that cou...

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How Molecular Solar Batteries Store Sunlight as Heat Science

How Molecular Solar Batteries Store Sunlight as Heat

Molecular solar thermal (MOST) systems capture sunlight in chemical bonds and release it as heat on demand — a rechargeable, emission-free approach to...

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