Chemistry

Albert Hoffman, the chemist who first synthesized LSD, as photographed in 1976

Discover the Origins of a Psychedelic Drug Synthesized by a Swiss Chemist Who Claimed It 'Found and Called Me'

Five years after he created LSD in a lab on this day in 1938, Albert Hofmann accidentally underwent the first acid trip in human history, experiencing a kaleidoscope of colors and images in a sleepy Swiss city

The researchers studied the dusky lory (pictured) and the rosy-faced lovebird.

A Simple Chemical Shift Explains Why Parrots Are So Colorful, Study Suggests

Unlike other birds, which get pigments from their diets, parrots produce their own—but scientists never fully understood the underlying mechanisms, until now

David Baker, Demis Hassabis and John M. Jumper shared the Nobel Prize in Chemistry on Wednesday for their work on protein structure.

Scientists' Work on Protein Structure, Which Governs All Aspects of Life, Wins Nobel Prize in Chemistry

David Baker, Demis Hassabis and John M. Jumper revealed how amino acids shape protein structure, a finding that could aid in drug discovery

Gears turn inside an antique watch.

World's First Ultra-Precise Nuclear Clock Is Within Reach After Major Breakthrough, Researchers Say

The technology, enabled by thorium atoms, could keep time more accurately than atomic clocks and enable new discoveries about gravity, gravitational waves and dark matter

Researchers excavated a crypt in Milan and found human remains containing evidence of cocaine use.

Europeans Were Using Cocaine in the 17th Century—Hundreds of Years Earlier Than Historians Thought

Scientists identified traces of the drug in the brain tissue of two individuals buried in the crypt of a hospital in Milan

A view from the webcast of the 34th First Annual Ig Nobel Ceremony.

Anus-Breathing Animals and Pigeon-Guided Missiles: Ig Nobel Prizes Reward Unusual but Valuable Science

The annual award ceremony featured costumes, songs and paper airplanes as scientists recognized comedic research across ten disciplines

When earthquakes squeeze quartz crystals, the mineral generates electricity that attracts gold particles.

How Large Gold Nuggets Form in Quartz Crystals During Earthquakes

Quartz, which can generate electricity, attracts large chunks of gold when stressed and squeezed by seismic shaking, according to a new study

Teflon’s unique molecular structure made it useful in myriad applications, from nuclear weapons laboratories to your kitchen.

The Long, Strange History of Teflon, the Indestructible Product Nothing Seems to Stick to

Chemists accidentally discovered the material in 1938, and since then it has been used for everything from helping to create the first atomic bomb to keeping your eggs from sticking to your frying pan

When an asteroid struck Earth about 66 million years ago, it wiped out some 80 percent of the planet's animals, including all of the non-avian dinosuars.

Asteroid That Ended the Dinosaurs Came From Beyond Jupiter, Study Finds

Metal isotopes delivered to Earth by the asteroid reveal it's consistent with space rocks formed in the outer solar system

Astronaut Buzz Aldrin, as photographed by Neil Armstrong on the surface of the moon during the Apollo 11 mission in 1969. Researchers looked at lunar soil samples collected during the Apollo missions for the new study.

Meteorite Strikes Are the Primary Creator of the Moon's Thin Atmosphere, Study Finds

Researchers examined lunar soil samples collected during the Apollo missions to determine which weathering processes contribute most to replenishing the moon's atmosphere

Brahe's mansion, Uraniborg, was located on an island in Sweden. His basement laboratory is represented by the bottom left room in this drawing.

Was This Renaissance Alchemist Ahead of His Time?

New research suggests that Tycho Brahe isolated tungsten nearly 200 years before the metal was identified as an element

Rembrandt van Rijn completed The Night Watch, a group portrait of Amsterdam's local militia, in 1642.

What Is the Secret Ingredient Behind Rembrandt’s Golden Glow?

Scientists found arsenic sulfide pigments in "The Night Watch," arguably the artist's most famous painting

Painted ladies are known for making long migrations over land.

These Stunning Butterflies Flew 2,600 Miles Across the Atlantic Ocean Without Stopping

Researchers combined several lines of evidence to solve the mystery of why a group of painted ladies, which do not live in South America, were found fluttering on a beach in French Guiana

Akira Endo discovered the first statin, a class of molecule that decreases the production of cholesterol. He died June 5 at the age of 90.

Akira Endo, Biochemist Who Found a Way to Fight Heart Disease, Dies at 90

Endo's research paved the way for the development of drugs to treat high cholesterol and reduce the risk of heart attacks or strokes

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How Americans Got Hooked on Counting Calories More Than a Century Ago

A food history writer and an influential podcast host tell us how our thinking about health and body weight has—and hasn’t—evolved ever since Dr. Lulu Hunt Peters took the nation by storm

A protein-DNA interaction, modeled by AlphaFold 3.

Google Releases A.I. That Can Predict How the Human Body's Molecules Behave, Boosting Drug Discovery Research

Called AlphaFold 3, the latest update of the software models the interactions of proteins with DNA, RNA and other molecules for the first time

Toxins from the Colorado River toad have been ingested by some for their psychedelic and medicinal effects.

A Modified Psychedelic Toad Toxin Reduces Signs of Depression and Anxiety in Mice, Study Suggests

Colorado River toads produce a psychoactive toxin that some have claimed has medical benefits. The new research suggests these benefits could be achieved without hallucinations

Humans produce about 400 million metric tons of plastic waste each year. Some chemicals in plastics have been linked to health problems for humans and animals.

Plastics Contain Thousands More Chemicals Than Thought, and Most Are Unregulated, Report Finds

A new database catalogs 16,000 chemicals found in plastics and identifies more than 4,200 that are potentially hazardous to human health and the environment

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Oppenheimer Has a Long History On Screen, Including the Time the Nuclear Physicist Played Himself

Now with 13 Academy Award nominations to its credit, the blockbuster film comes after nearly eight decades of mythologizing the father of the atomic bomb

Colored scanning electron micrograph of a water bear, or tardigrade

How Are Tardigrades So 'Indestructible?' Scientists Finally Have an Explanation

The tiny animals nicknamed "water bears" can endure extreme conditions by entering a deep hibernation with a switch at the molecular level, a new study finds

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