Researchers have developed a heat sensor that can detect temperature changes of just ten thousandths of a degree Celsius—comparable with the sensitivity of pit vipers. Christopher Intagliata reports.
Researchers at IBM assembled the fragile molecule atom-by-atom using a specialized microscope
A cheesy science project
Trevor Mundel, president of global health at the Gates Foundation, talks to Scientific American editor-in-chief Mariette DiChristina about the Coalition for Epidemic Preparedness Innovations (CEPI) and the efforts to create vaccine platforms for rapid responses to epidemics.
When LSD binds to serotonin receptors, it pulls a "lid" closed behind it, locking it in place for hours, and explaining its long-lasting effects. Christopher Intagliata reports.
Levels in young animals elevated to 1,000 times the acceptable amount in people
Chemists have synthesized the most complex molecular knot ever, using a strand just 192 atoms long. The advance could lead to new tougher materials. Christopher Intagliata reports.
Curcumin dupes assays and leads some drug hunters astray
Deer and opossums on an Oklahoma highway harbor microbes with helpful chemicals
It stands just under three micrometers tall, carved with a scanning electron microscope
Advances in veterinary forensic science are helping prosecutors convict people who abuse animals
An orange–avocado material that could keep crops hydrated during droughts places first at the Google Science Fair
Nanoporous fabric would cool its wearers, reducing the need for air-conditioning
A method for designing novel compounds could help defeat drug-resistant bacteria
“G-putty” is so sensitive that it can track even the steps of a small spider
A gassy science project
A way to design new molecules and materials that the periodic table does not allow
David Biello's new book is The Unnatural World: The Race to Remake Civilization in Earth’s Newest Age.
The field, now called low-energy nuclear reactions, may have legit results—or be stubborn junk science
U.S. trade agency requires products say there is no scientific evidence for effectiveness