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- SCIENTIFIC AMERICANA DAY AGO

How NASA turned a spy satellite into the Nancy Grace Roman Space Telescope
NASA's Nancy Grace Roman Space Telescope will soon launch to unravel the mysteries of dark energy and dark matter
- SCIENTIFIC AMERICANA DAY AGO

What really happened on Easter Island?
For decades, an influential theory blamed the Rapanui for their own downfall—a story made famous by Jared Diamond's book Collapse. New evidence tells a different tale
- SCIENTIFIC AMERICANA DAY AGO

Scientists cited by Heritage Foundation report on women’s sports say it misrepresented their research
The conservative think tank's report claims that high-intensity and elite sports training has lasting effects on menstrual cycles and fertility
- SCIENTIFIC AMERICANA DAY AGO

From geothermal energy to tidal power, these bold projects could change our clean-energy future
Companies are making big bets on technology to solve lingering challenges in the clean-energy rollout. Here are four of the most ambitious projects
- SCIENTIFIC AMERICANA DAY AGO

How solar became the cheapest form of energy in the world
Here are four reasons solar energy has seen a meteoric rise in recent years
- SCIENTIFIC AMERICANA DAY AGO

Science crossword: Give me some space!
Play this crossword inspired by the September 2026 issue of Scientific American
- SCIENTIFIC AMERICANA DAY AGO

Math Puzzle: A Tetris paradox
Explore the Tetris paradox in this math puzzle
- SCIENTIFIC AMERICANA DAY AGO

Robotic rescue missions are sparking a spaceflight revolution
Two new missions are revealing how robotic repair and assembly could become routine on the final frontier
- SCIENTIFIC AMERICANA DAY AGO

Extreme weather is making Americans feel powerless
The same people affected by extreme weather are also likely to worry that they will face a future disaster, according to a new poll
- SCIENTIFIC AMERICANA DAY AGO

What makes a narwhal’s tusk so special? Scientists are close to unraveling the mystery
The unicorn of the sea's spiral tooth has long been a scientific enigma
- SCIENTIFIC AMERICAN20 HOURS AGO

Why parabolas are crucial to cryptography
Cryptographers use points along a curve to crack especially tough codes
- SCIENTIFIC AMERICAN19 HOURS AGO

Trump moves to end protections for 44 million acres of U.S. forests
The 2001 Roadless Area Conservation Rule protects the nation's forests from logging and other industry activities
16 HOURS AGO
Trump Administration Moves to Allow Logging in Pristine National Forests
The move to repeal the ‘roadless rule’ would pave the way for road construction and logging in nearly 45 million acres of untouched back country.
A DAY AGO
Rafting Through the Grand Canyon on a Depleting Colorado River
As water levels on the Colorado River fall to historic lows, a rafting trip through the canyon feels even more precious.
- SCIENTIFIC AMERICAN4 HOURS AGO

How generative AI is reshaping creativity, and what it means for artists
Moiya McTier explores what makes human creativity unique in the age of AI