Biotech

Using electronic ink and stencils, researchers created a cheap heart monitor and other health-detecting devices

Former Scientific American editor Mark Alpert talks about his latest sci-fi thriller The Coming Storm, which warns about the consequences of unethical scientific research and of ignoring the scientific findings you don’t like.  

The assay looks for stomach, esophageal, colorectal, lung and liver malignancies

Camouflaged nanoparticles can soak up toxins like red bloods cells do 

Zapping copper with lasers enhances its antimicrobial properties

Three studies showing large DNA deletions and reshuffling heighten safety concerns about heritable genome editing

New materials and coatings could make fabric inactivate or repel viral particles

Originally published in January 1898

Doctors can triage and monitor patients faster—and sometimes more accurately—with the aid of the pocket-size machines

The device prevents oxygen deprivation in coronavirus-blocking respirators

Researchers have crafted a device that replicates the shape of the eye’s sensory membrane

Scientists stimulated the brain using electrodes implanted on its surface