Life
- Health & Medicine
Male mosquitoes sometimes suck, too
Blood isn’t actually toxic to all male mosquitos. In at least one virus-carrying species, it may even help them live longer.
- Science & Society
The U.S. empire was built on bird dung
A mid-1850s act let the United States seize islands rich in bird guano. Those strategic outposts fueled the U.S. rise to power, a researcher says.
- Animals
The ‘Mekong ghost’ megafish has resurfaced after an extinction scare
Rediscovery of giant salmon carp in Cambodia sparks hope for the rare fish’s survival and efforts to conserve one of the greatest diversity hot spots.
- Life
How insects can help catch rhino poachers
A new study looks at which insects can be used as biological clocks to determine when a rhino was killed.
- Animals
Polar bears are being exposed to more pathogens as the climate warms
Polar bears have been exposed to more viruses, bacteria and parasites in recent decades, a new study shows, possibly acquiring the germs in their diet.
- Animals
Science has finally cracked male riflebirds’ flirty secrets
New video upsets the old notion that these birds of paradise use wing clapping to make percussive sounds while courting.
- Environment
An idea to save Mexico’s oyamel forests could help monarch butterflies too
Climate change is putting monarch butterflies’ overwintering forests in Mexico at risk. Could planting new forests solve that problem?
- Oceans
How tiny phytoplankton trek long distances upward in the ocean
Taking in seawater while filtering out dense salts lets unicellular phytoplankton migrate tens of meters vertically toward sunnier seas.
- Life
Here are some stellar picks from Nikon’s top microscopy images of 2024
The annual Small World photomicrography competition, now in its 50th year, puts life’s smallest details under the microscope.
- Plants
Carnivorous plants eat faster with a fungal friend
Insects stuck in sundew plants’ sticky secretions suffocate and die before being subjected to a medley of digestive enzymes.
- Animals
At-home experiments shed light on cats’ liquid behavior
Cats can flow like liquids through tall crevices, but they solidify a bit as they approach short crannies, new research shows.
- Neuroscience
Your brain can perceive subtle odor changes in a single sniff
The speed at which our brain can tell smells apart is on par with color perception, a new sniff device shows.
