Genome sequencing reveals two episodes of interbreeding between the species
Skate fish off Canadian coast use epigenetics to survive in warmer water
The fruity with a hint of double helix assertion is not backed by strong science
Alaskan river otters can gain valuable information about one another by sniffing around their latrines. Jason G. Goldman reports.
“Serpentized” rodents open one of evolution’s strangest morphological mysteries
Genome analysis reveals that the AIDS-causing virus circulated in the U.S. as early as 1971
Birds of prey work where other traditional methods of bird abatement—like scarecrows, pyrotechnics and netting—fail. Emily Schwing reports.
Scientists who found a fossilized avian “voice box” describe a vastly different southern continent—with birds that diversified before the dinosaurs’ mass extinction
DNA analyses find that early Homo sapiens mated with other human species and hint that such interbreeding played a key role in the triumph of our kind
Two studies may explain why people of African descent respond more strongly to infection, and are more prone to autoimmune diseases
Scientists make a fundamental discovery about the amino acid valine’s role in blood stem cell development
Theory has it yawning helps cool the brain—and it turns out animals with bigger brains do indeed tend to yawn longer. Christopher Intagliata reports.
Tiger shark teeth are sharp enough to munch a sea turtle, but there's a trade-off.
Scientific American editor Mark Fischetti explains how the leaves of deciduous trees perform their annual chameleon act, changing from various shades of green to hues of bronze, orange and brilliant red.
Several start-ups are searching for fresh insights before couples turn to in vitro fertilization
Spiders can sense and respond to sounds coming from distances more than three meters away even though they lack ears and eardrums
Cells were matured in a lab dish, edging toward a process that may one day work in humans
Can science and Silicon Valley defeat death?
The University of Michigan's Paul Mohai, a leading researcher of issues related to environmental justice, talked about the Flint water crisis at a workshop sponsored by the Institute for Journalism and Natural Resources, attended by Scientific American contributing editor Robin Lloyd.
The massive effort will take more than a decade to complete