But the dolphins are no slouches either
Researchers recorded piranha "honks" and catfish "screeches" in the Peruvian Amazon, which might illuminate fish activity in murky jungle waters. Christopher Intagliata reports.
Anthropologist Jennifer Raff argues that race is culturally created, but has biological consequences.
Microbial partnerships turn out to be more common and influential than scientists could have ever imagined
Tons of dumped nets and other fishing equipment are strangling animals and habitats
Listening to the sounds panda pairs make when they're introduced could lead to better breeding success. Christopher Intagliata reports.
Metal-organic frameworks are compounds that are set to solve some tough challenges: producing water in the desert, removing greenhouse gases from the air and storing dangerous gases more safely.
How do blood type, exercise habits, and even pregnancy factor into whether or not mosquitoes find someone irresistible?
The "low hanging fruit" of genome-related health care will be knowing which drugs are likely to treat you best, says science journalist Carl Zimmer.
A tiny fly, related to biting no-see-ums, pollinates cacao trees and enables our chocolate cravings. Christopher Intagliata reports.
When staying warm is a matter of survival, they use this tried-and-true strategy.
People dump their exotic animals for logical, if not good, reasons
*The eight-legged weavers have been hunting insects for almost 400 million years, flaunting their long history in a rich array of architectures
Bottlenose dolphins simplify and raise the pitch of their whistles to be heard above underwater shipping noise. Christopher Intagliata reports.
Little-studied ethnic groups are helping researchers to understand the movements of people who lived on the continent tens of thousands of years ago
Birds such as the Arctic tern used magnetic particles and eye pigments to navigate.
Meet the new weed on the block, perhaps one better suited to medical rather than recreational use
Biologists now think there is a larger spectrum than just binary female and male
Studies of transgender kids are revealing fascinating insights about gender in the brain
Octopuses react to MDMA much like humans do. And not surprisingly, given their anatomy, the animals are excellent huggers. Annie Sneed reports.