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Scientific American Content: Global

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Latest posts

Last updated about 4 hours ago

Trump moves to end protections for 44 million acres of U.S. forests

about 7 hours ago

The 2001 Roadless Area Conservation Rule protects the nation’s forests from logging...

Why parabolas are crucial to cryptography

about 8 hours ago

Cryptographers use points along a curve to crack especially tough codes

Extreme weather is making Americans feel powerless

about 12 hours ago

The same people affected by extreme weather are also likely to worry...

What makes a narwhal’s tusk so special? Scientists are close to unraveling the mystery

about 11 hours ago

The unicorn of the sea’s spiral tooth has long been a scientific...

Robotic rescue missions are sparking a spaceflight revolution

about 14 hours ago

Two new missions are revealing how robotic repair and assembly could become...

Math Puzzle: A Tetris paradox

about 15 hours ago

Explore the Tetris paradox in this math puzzle

Can QuantumScape and Factorial Energy mass-produce solid-state batteries?

about 16 hours ago

Two American companies are pursuing rival manufacturing strategies for these long-promised cells...

How NASA turned a spy satellite into the Nancy Grace Roman Space Telescope

about 16 hours ago

NASA’s Nancy Grace Roman Space Telescope will soon launch to unravel the...

How many satellites can safely orbit Earth?

about 16 hours ago

Soaring numbers of satellites could pose grave threats to the heavens above...

From geothermal energy to tidal power, these bold projects could change our clean-energy future

about 16 hours ago

Companies are making big bets on technology to solve lingering challenges in...

What really happened on Easter Island?

about 16 hours ago

For decades, an influential theory blamed the Rapanui for their own downfall—a...

Science crossword: Give me some space!

about 16 hours ago

Play this crossword inspired by the September 2026 issue of Scientific American