A stratified science project from Science Buddies
The criminal justice system’s reliance on DNA evidence, often treated as infallible, carries significant risks
Globules move around, ingest others, leave waste—and could hold clues to origins of cells
Remnants of a beer-making operation some 5,000 years old have been found in northern China.
Scenes from The Hunger Games 2 and Walking with Dinosaurs caused viewers to vent particular compounds
Many red-colored birds have to convert yellow pigments in their food into the red pigments that make their feathers and beaks so brilliant.
Chemists generate variations on erythromycin in "daring" synthesis
Synthetic polymerase is a small step along the way to mirrored life-forms
Imprinted polymers capture chemicals in sweat that cause body odor
Caltech theoretical physicist Sean M. Carroll talks about his new book The Big Picture: On the Origins of Life, Meaning, and the Universe Itself. (Dutton, 2016)
Caltech theoretical physicist Sean M. Carroll talks about the necessary connections among the various ways we have of describing the universe.
Data from failed experiments combines with machine learning to predict successful chemical reactions and form new hypotheses
A chemical compound can cut a cow's methane emissions by 30 percent—and help the animal get more energy from its food. Christopher Intagliata reports.
Former Scientific American editor Mark Alpert talks about his latest science fiction thriller, The Orion Plan, featuring the method whereby aliens most likely really would colonize our planet.
As hoped-for precipitation from El Niño falls short, Los Angeles resorts to a controversial method to reap water from the sky
Our political attitudes may be written in our DNA
Crime expert Linda Stratmann describes 19th century efforts to understand what traces poison leaves on a body after death in this excerpt from her new book “The Secret Poisoner: A Century of Murder”
Separating substances without using heat would lower global energy use, emissions and pollution
Xenon was hidden inside our planet by an early meteor bombardment—and a second assault placed another form in our atmosphere
The familiar H2O molecule may take a strange, ringlike form