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 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
A fizzy science project from Science Buddies
When a species of nightshade is injured by hungry beetles, it produces sugary nectar at the wound site. The nectar attracts ants that then keep the beetles at bay.
A tasty science project from Science Buddies
Oil firms might pay to use CO2 emissions from power plants, but low petroleum prices could doom the effort
Millions of tiny graphene robots can propel themselves through wastewater and scavenge heavy metals. Christopher Intagliata reports.
In addition to three-dimensional control, a new printer builds things from several different materials, not just one
As plastic used in modern art degrades, scientists turn to nanotechnology to put it back together
Researchers have uncovered the chemistry that makes the urine of bearcats smell like freshly cooked popcorn.
A partly cloudy experiment from Science Buddies
Scientists have created hollow molecules to trap toxic gases such as sarin
Plastic in Apollo spacesuits, Andy Warhol paintings and other museum pieces is falling apart. Researchers are learning how to rescue the endangered treasures
Rigorous analysis shows the drug modafinil significantly enhances cognition