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What to know about bird flu in Pennsylvania

As more cases of bird flu are reported across species and locations, states across the country are taking precautionary measures to prevent the spread of the virus.

Fossil study reveals oldest-known evolutionary 'arms race'

A study led by researchers at the American Museum of Natural History presents the oldest known example in the fossil record of an evolutionary arms race. These 517-million-year-old predator-prey interactions occurred in the ...

Bioengineers develop construction kit for 'smart cell' design

Rice University bioengineers have developed a new construction kit for building custom sense-and-respond circuits in human cells. The research, published in the journal Science, represents a major breakthrough in the field ...

Orca Tahlequah's new baby dies

In a day of sadness and surprise, researchers on Puget Sound on Tuesday found J61, the new calf born to mother orca Tahlequah, had not survived—and that a new calf had also been born to J pod.

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Paleontology & Fossils
Major new footprint discoveries on Britain's 'dinosaur highway'
Evolution
Gene expression study reveals human brain cell types becoming more specialized, not just more numerous
Plants & Animals
Genetic mechanism of alternating sexes in walnut trees has some parallels to sex determination in humans
Molecular & Computational biology
New computational model can predict antibody structures more accurately
Plants & Animals
Bats surf storm fronts during continental migration
Plants & Animals
Certain bacteria perform a trick that could keep plants healthy
Plants & Animals
Small wins for mice in early life can lead to inequality in adulthood
Cell & Microbiology
Unlocking Spirulina secrets to supercharge vaccines
Cell & Microbiology
Bacteria to the rescue: A sustainable solution for growing organoids
Ecology
Dogs sniff out devastating spotted lanternflies for early detection
Plants & Animals
Scientists are discovering the deepest evolutionary secrets of Australia's marsupial mole
Plants & Animals
Quantity over quality? Different bees are attracted to different floral traits
Agriculture
Africa: Better roads promote greater dietary diversity
Ecology
Can animals make 'art?' These examples from nature suggest so
Cell & Microbiology
Bioreactor allows automated long-term culturing of stem cells
Ecology
Mind-bending, body-snatching, blood-sucking: Parasites are bizarre yet vital for life on Earth
Ecology
Opinion: In 2025, let's make it game on—not game over—for the natural world
Ecology
Scientists reveal the distribution pattern of butterfly diversity in China
Cell & Microbiology
Key players in brain aging: New research identifies age-related damage on a cellular level
Cell & Microbiology
Study traces Ebola's route to the skin surface

Other news

Space Exploration
Bezos's Blue Origin poised for first orbital launch next week
Environment
Fuel aridity emerges as dominant driver of severity in recent Canadian wildfires
Astronomy
Scientists detect mysterious suppression in cosmic structure growth
Archaeology
First medieval female burial with weapons discovered in Hungary
Astronomy
Carbon in our bodies likely left galaxy and came back on cosmic 'conveyer belt'
Environment
Co-management of protected areas by NGOs and African countries significantly reduces deforestation
Earth Sciences
Scientists reveal overlooked ocean processes crucial for carbon storage
Analytical Chemistry
From CO₂ to acetaldehyde: New copper catalyst offers green alternative to fossil-fuel-based processes
Nanophysics
Discovery of bistable nanocrystals promises faster, more energy-efficient optical computing
Economics & Business
Growing divide: Agricultural climate policies affect food prices differently in poor and wealthy countries
Earth Sciences
North Carolina's coastal tourism could decline due to salty tap water
Earth Sciences
Yellowstone's volcanic activity is shifting to the northeast, geologists find
Mathematics
How does a hula hoop master gravity? Mathematicians prove that body shape matters
Astronomy
Two luminous flares detected from a nearby tidal disruption event
Bio & Medicine
Nanoparticle technique gauges bite force in tiny C. elegans worms
Astronomy
Unusual binary system hosts a massive fast-spinning white dwarf
Social Sciences
Seeing the 'big picture': Researchers find storytelling could be key to meaningful life
Bio & Medicine
Detecting disease with a single molecule: Nanopore-based sensors could transform diagnostics
Earth Sciences
New device's radio waves reveal lead contamination in soil
Earth Sciences
Magmatic fluids and melts may lie beneath dormant German volcanoes

Images of crucial cell receptors show promising new drug targets

Almost 35% of drugs approved by the Food and Drug Administration work by targeting G protein-coupled receptors (GPCRs), proteins embedded in cell membranes that allow cells to communicate with each other. Adhesion G protein-coupled ...

Scientists uncover new mechanisms in blood vessel formation

The formation of blood vessels is a complex process involving the interplay of proteins and mechanical forces. In two studies, a research team at the Biozentrum of the University of Basel, Switzerland, has uncovered new mechanisms ...