Scientific American

Landscape above arctic circle

Climate ChangeMay 20, 2025

Inside the Bold Geoengineering Work to Refreeze the Arctic’s Disappearing Ice

Researchers are trying to rebuild sea ice above the Arctic Circle so it can reflect the sun’s warming rays, slowing climate change

Alec Luhn

The SpaceX Starship rocket launches from Starbase, Texas

Space ExplorationMay 28, 2025

SpaceX's Ninth Starship Test Flight Delivers Mixed Results

Gayoung Lee

Gloved hand holds blood sample in vial

Science EducationMay 28, 2025

YouTube Science Star Derek Muller Confronts PFAS “Forever Chemicals”—In His Own Blood

Deni Ellis Béchard

Telescopes showing antenea prominently.

AstronomyMay 28, 2025

Futuristic Radio Telescope Will Spot Baby Solar Systems—If It’s Funded

Sarah Scoles

GamesMay 28, 2025

Spellements: Wednesday, May 28, 2025

Gayoung Lee

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A small blue sphere orbits a larger green sphere on a black background, with "Science Quickly" written underneath.

ReproductionMay 28, 2025

This Male Fertility Test Makes Assessing Sperm Health a More Accurate At-Home Affair

Rachel Feltman, Fonda Mwangi, Alex Sugiura

Elon Musk speaks during a Feb. 11 event with President Donald Trump in the Oval Office.

Climate ChangeMay 28, 2025

Elon Musk’s Grok Chatbot Has Started Reciting Climate Denial Talking Points

Scott Waldman, E&E News

A scene from the show showing Cordyceps fungus growing out of the body of a human it has infected.

MicrobiologyMay 27, 2025

Behind the Scenes on the Science of The Last of Us

Nisha Gaind, Nature magazine

U.S. Speaker of the House Mike Johnson (R-LA) speaks to the media after the House narrowly passed a bill forwarding President Donald Trump's agenda at the U.S. Capitol on May 22, 2025 in Washington, DC.

Climate ChangeMay 27, 2025

Republican Megabill Called a ‘Nightmare Scenario’ for Clean Energy

Benjamin Storrow, E&E News

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June 2025 Issue

A number of suns floating with Red Blood cells

Health

Can Sunlight Cure Disease?

Rowan Jacobsen

Conceptual image of the timeline of the cosmos

Cosmology

Astronomers’ Epic Quest to Witness the Cosmic Dawn

Rebecca Boyle

Landscape above arctic circle

Climate Change

Inside the Bold Geoengineering Work to Refreeze the Arctic’s Disappearing Ice

Alec Luhn

Illustration of how mitochondria signal others in a maze-like organelle with people walking in it

Biology

Mitochondria Are More Than Powerhouses—They’re the Motherboard of the Cell

Martin Picard

Imagined quantum bubbles

Quantum Physics

The Quantum Bubble That Could Destroy the Universe

Matthew von Hippel

Illustration of genes with human faces in it.

Evolutionary Biology

DNA Studies Uncover Unexpected Evolutionary Changes in Modern Humans

Kermit Pattison

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Games

A robot hand reaches toward bubbles with letters in them

Spellements

How many words can you create?

Illustration of a hand and multiple numbers against a purple background.

Math Puzzles

Stretch your math muscles with these puzzles.

A robot hand unleashes a swirl of puzzle pieces, crosswords, and circles with numbers and letters

All Games

Science inspired games, puzzles and quizzes

Special Edition

Ancient scroll with illuminated letters

Artificial Intelligence

Inside the AI Competition That Decoded an Ancient Herculaneum Scroll

Tomas Weber

Design of a blue tech-like background with a brain in the center.

Artificial Intelligence

Building Intelligent Machines Helps Us Learn How Our Brain Works

George Musser

Hands from "The Creation of Adam" painting by Michelangelo, with HTML coding above the hands.

Artificial Intelligence

God Chatbots Offer Spiritual Insights on Demand. What Could Go Wrong?

Webb Wright

A close-up, side-view view of the head of a Sperm Whale under water, with blue background.

Behavior

Artificial Intelligence Could Finally Let Us Talk with Animals

Lois Parshley

Illustration of a old-timey man with a mustache wearing a suit sitting, touching a ghost with a human face

Computing

Will Machines Ever Become Conscious?

Christof Koch

A man surrounded by multiple robot dogs.

Artificial Intelligence

Scientists Are Putting ChatGPT Brains Inside Robot Bodies. What Could Possibly Go Wrong?

David Berreby

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A small blue sphere orbits a larger green sphere on a black background, with "Science Quickly" written underneath.

This Male Fertility Test Makes Assessing Sperm Health a More Accurate At-Home Affair

Rachel Feltman, Fonda Mwangi, Alex Sugiura

TechnologyMay 23, 2025

Building an LLM for Dolphin Chatter

Melissa Hobson, Rachel Feltman, Fonda Mwangi, Alex Sugiura

A photo collage of man and a woman sit across from each other in front of a large printed page that reads "Powerhouse of the Cell?" written at the top of it.

HealthMay 21, 2025

Could Mitochondria Be Rewriting the Rules of Biology?

Rachel Feltman, Fonda Mwangi, Jeffery DelViscio, Alex Sugiura

A small blue sphere orbits a larger blue sphere on a purple and blue background, with "Science Quickly" written below.

Space & PhysicsMay 19, 2025

Accidental Alchemy, Flamingo Food Tornado, and Kosmos-482 Lands

Rachel Feltman, Allison Parshall, Fonda Mwangi, Jeffery DelViscio, Alex Sugiura

A collage that reads "Science Quickly" with a planet over it and two male figures on each side of the frame one working and ice drill the other looking at the viewer

Climate ChangeMay 16, 2025

Polar Geoengineering Experiments Bet Big on Freezing Arctic Ice

Rachel Feltman, Alec Luhn, Fonda Mwangi, Alex Sugiura, Jeffery DelViscio

Popular Stories

A number of suns floating with Red Blood cells

HealthMay 20, 2025

Can Sunlight Cure Disease?

Sunshine may hold healing rays for a variety of autoimmune diseases such as multiple sclerosis. Scientists are turning this surprising discovery into treatments

Rowan Jacobsen

Illustration of how mitochondria signal others in a maze-like organelle with people walking in it

BiologyMay 20, 2025

Mitochondria Are More Than Powerhouses—They’re the Motherboard of the Cell

When these energy-giving organelles thrive, so do we

Martin Picard

Illustration of genes with human faces in it.

Evolutionary BiologyMay 20, 2025

DNA Studies Uncover Unexpected Evolutionary Changes in Modern Humans

Mounting evidence from genome studies indicates that, contrary to received wisdom, our species has undergone profound biological adaptation in its recent evolutionary past

Kermit Pattison

Artist's impression of the trapped ion-quantum computer at the University of Sydney used in this experiment.

Quantum ComputingMay 21, 2025

Single Atom Acts as a Quantum Computer and Simulates Molecules

A quantum computer has used a single atom to model the complex dynamics of organic molecules interacting with light

Davide Castelvecchi, Nature magazine

Landscape above arctic circle

Climate ChangeMay 20, 2025

Inside the Bold Geoengineering Work to Refreeze the Arctic’s Disappearing Ice

Researchers are trying to rebuild sea ice above the Arctic Circle so it can reflect the sun’s warming rays, slowing climate change

Alec Luhn

Illustration of Anjali Goswami holding a cat.

AnimalsOctober 4, 2023

Cats Are Perfect. An Evolutionary Biologist Explains Why

Cats have attained evolutionary perfection

Kate Wong

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