News
- Animals
Researchers create hybrid embryos of endangered white rhinos
Scientists have made the first rhino embryos, providing a small glimmer of hope for the nearly extinct northern white rhinoceros.
- Health & Medicine
Evidence grows that an HPV screen beats a Pap test at preventing cancer
More research finds that a test for human papillomavirus infection catches precancerous cervical cells better than the standard test, a Pap.
- Life
This ‘junk’ gene may be important in embryo development
Mice — and maybe humans — can’t get past the two-cell stage of development without a particular type of jumping gene.
- Genetics
Koala genome may contain clues for helping the species survive
The complete genetic instruction book of a koala may explain why the cuddly-looking cuties are such picky eaters, among other secrets.
- Quantum Physics
Mini machines can evade friction by taking quantum shortcuts
Special maneuvers allow researchers to create tiny machines that are as efficient as possible.
- Psychology
Kids today are waiting longer than ever in the classic marshmallow test
Preschoolers wait longer for extra treats than they used to. What does it mean?
- Animals
This invasive tick can clone itself and suck livestock dry
The newly invasive longhorned tick, now found in four continental U.S. states, spreads human diseases in its native Asia. Here, it’s mostly a threat to livestock — so far.
- Life
Leprosy lurks in armadillos in Brazil’s Amazon
Armadillos in the Brazilian Amazon are often infected with leprosy, which they may pass to people.
- Animals
Why some mammal species don’t have descended testicles, but most do
New research studying genetic vestiges suggests that descended testicles are as ancient as the first placental mammal.
- Quantum Physics
A tiny version of this physics toy is revealing quantum secrets
Scientists created a quantum Newton’s cradle to study thermal equilibrium.
- Neuroscience
A brain chemical tied to narcolepsy may play a role in opioid addiction
Long-term use of opioids such as heroin is linked to having more brain cells that release a chemical that regulates wakefulness and arousal.
- Planetary Science
Mars got its crust quickly
The Martian crust had solidified within 20 million years of the solar system’s formation.
