News
- Health & Medicine
The United States was on course to eliminate syphilis. Now it’s surging
Science News spoke with expert Allison Agwu about what’s driving the surge and how we can better prevent the disease.
- Physics
Physicist Sekazi Mtingwa considers himself an apostle of science
After big contributions in accelerator physics, Sekazi Mtingwa has been focused on opening science for everyone.
By Elise Cutts - Health & Medicine
Messed-up metabolism during development may lead guts to coil the wrong way
Tadpoles exposed to a metabolism-disrupting herbicide had malformed intestines, providing clues to a human condition called intestinal malrotation.
- Science & Society
Social media harms teens’ mental health, mounting evidence shows. What now?
Recent studies suggest a causal link between teen social media use and reduced well-being. Now, some researchers are looking into possible mechanisms.
By Sujata Gupta - Health & Medicine
Taking a weight-loss drug reduced a craving for opioids
Early results from 20 people with opioid use disorder raise hopes that popular weight-loss drugs like Wegovy can tackle opioid addiction, too.
- Physics
Here’s how scientists reached nuclear fusion ‘ignition’ for the first time
The first fusion experiment to produce an energy excess required meticulous planning and also revealed a long-predicted heating phenomenon.
- Neuroscience
Ancient viruses helped speedy nerves evolve
A retrovirus embedded in the DNA of some vertebrates helps turn on production of a protein needed to insulate nerve cells, aiding speedy thoughts.
- Planetary Science
NASA’s OSIRIS-REx nabbed over 120 grams of space rocks from asteroid Bennu
After being stymied by two stuck screws, NASA finally accessed a trove of Bennu asteroid bits. Mission scientist Harold Connolly tells what’s next.
By Adam Mann - Agriculture
Mixing up root microbes can boost tea’s flavor
Inoculating tea plant roots with nitrogen-metabolizing bacteria enhances synthesis of theanine, an amino acid that gives tea its savoriness.
By Nikk Ogasa - Health & Medicine
Newfound immune cells are responsible for long-lasting allergies
A specialized type of immune cell appears primed to make the type of antibodies that lead to allergies, two research groups report.
- Archaeology
These South American cave paintings reveal a surprisingly old tradition
Radiocarbon dates point to an artistic design practice that began in Patagonia almost 8,200 years ago, several millennia earlier than previously recorded.
By Bruce Bower - Agriculture
Could a rice-meat hybrid be what’s for dinner?
A hybrid food that combines rice, animal cells and fish gelatin could one day be a more sustainable way to produce meat.
By Meghan Rosen