All Stories
- Animals
Invasive asexual midges may upset Antarctica’s delicate moss banks
Fast-multiplying insects with earthworm powers have invaded Antarctica, and scientists are worried about how their waste could affect the continent.
- Life
Mice lack stem cells in the heart needed for self-repair
Adult mice hearts have no stem cells, a study finds. The same may be true for people, and that’s not welcome news for those who’ve had a heart attack.
- Space
The sugar that makes up DNA could be made in space
Deoxyribose, the sugar of DNA, was created in a lab simulating ice in space.
- Health & Medicine
E-cigarettes caught fire among teens
High schoolers’ use of e-cigarettes shot up from 2017 to 2018, and public health officials are concerned that a new generation is at risk for nicotine addiction.
- Astronomy
Bennu and Ryugu look like spinning tops and scientists want to know why
The first high-resolution images of Bennu confirm that the asteroid looks very similar to the asteroid Ryugu.
- Planetary Science
New Horizons gears up for its close encounter with Ultima Thule
On January 1, the New Horizons spacecraft will fly by Ultima Thule, the first small Kuiper Belt object ever to get a close visitor.
- Earth
Erosion has erased most of Earth’s impact craters. Here are the survivors
Earth’s largest known impact crater measures 160 kilometers in diameter. The newest, yet to be confirmed, stretches a still-whopping 31 kilometers.
- Physics
These sound waves can levitate and move particles in new ways
A new machine that levitates objects using sound waves can manipulate several particles at once.
- Health & Medicine
Tumor ‘organoids’ may speed cancer treatment
Growing mini tumors in a lab dish, researchers can screen compounds to find promising combinations for treating rare cancers.
- Science & Society
Top 10 stories of 2018: Climate change, gene-edited babies, hidden craters and more
2018 was a year all about impact — on the planet, on solving crimes, on mosquito populations, on reversing paralysis, and more.
- Climate
Half a degree stole the climate spotlight in 2018
Climate attribution studies and new data on global warming targets put climate change in the spotlight this year.
- Genetics
News of the first gene-edited babies ignited a firestorm
A researcher in China announced he created two babies using CRISPR. Many scientists questioned the study’s ethics and medical necessity.
