Oceans

63 articles with this tag

What Is the Cambrian Explosion and Why It Matters Science

What Is the Cambrian Explosion and Why It Matters

Around 538 million years ago, nearly every major animal group appeared in the fossil record within a geological instant. Here is how the Cambrian Expl...

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How Oyster Reefs Work—and Why They Guard Coastlines Science

How Oyster Reefs Work—and Why They Guard Coastlines

Oyster reefs are among the most valuable yet imperiled marine ecosystems on Earth. This explainer covers how oysters build living reefs, why these str...

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What Are Nanoplastics and Why Are They Everywhere? Science

What Are Nanoplastics and Why Are They Everywhere?

Nanoplastics—plastic fragments smaller than a bacterium—have been found in oceans, blood, and even human brains. Here is how they form, where they end...

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How Rip Currents Work—and How to Survive Them Science

How Rip Currents Work—and How to Survive Them

Rip currents kill more beachgoers than sharks, hurricanes, and tornadoes combined. Here is how these invisible rivers form, why they catch swimmers of...

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Polish Scientist Discovers 24 Species in the Depths of the Pacific Science

Polish Scientist Discovers 24 Species in the Depths of the Pacific

Dr. Anna Jażdżewska from the University of Łódź led an international team that described 24 new species of deep-sea crustaceans in the Clarion-Clipper...

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How Scientists Discover New Deep-Sea Species Science

How Scientists Discover New Deep-Sea Species

From ROV dives to decades-long taxonomy backlogs, the process of finding and naming unknown ocean life is a race against extinction in Earth's last gr...

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What Is Environmental DNA and How It Maps Ocean Life Science

What Is Environmental DNA and How It Maps Ocean Life

Environmental DNA, or eDNA, lets scientists identify marine species from a simple water sample. This non-invasive method is transforming how researche...

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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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What Is Earth's Albedo and Why It Keeps Dropping Science

What Is Earth's Albedo and Why It Keeps Dropping

Earth's albedo — the fraction of sunlight our planet reflects back to space — is declining to record lows, accelerating global warming through powerfu...

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What Is a Shadow Fleet and How It Evades Oil Sanctions Economy

What Is a Shadow Fleet and How It Evades Oil Sanctions

Shadow fleets are networks of aging tankers that use deceptive tactics to transport sanctioned oil, generating billions in revenue while posing seriou...

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Scientists Find New Branch of Life in Deep Pacific Science

Scientists Find New Branch of Life in Deep Pacific

An international team of 16 experts has described 24 new amphipod species in the Pacific's Clarion-Clipperton Zone, including an entirely new superfam...

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How Harmful Algal Blooms Work—and Why They Spread Science

How Harmful Algal Blooms Work—and Why They Spread

Harmful algal blooms poison water, kill marine life, and cost economies billions. Here is how they form, what makes them toxic, and why they are growi...

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