Year in Review
- Astronomy
2018 was a busy year in space
This year, some missions started exploring the cosmos, while others were winding down.
- Astronomy
These 2018 findings could be big news — if they turn out to be true
Discoveries about fossils, the Big Bang and more could shake up the scientific world – if they turn out to be true.
- Science & Society
The #MeToo movement shook up workplace policies in science
In the #MeToo era, the scientific community is confronting its own sexual harassment problems and looking to research for solutions.
- Neuroscience
The battle over new nerve cells in adult brains intensifies
It’s not yet time to abandon the idea that adult human brains make new nerve cells.
- 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.
- 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.
- Genetics
Crime solvers embraced genetic genealogy
DNA searches of a public genealogy database are closing cases and opening privacy concerns.
- Particle Physics
Neutrino discovery launched a new type of astronomy
Particles associated with a blazar kick-start the field of neutrino astronomy.
- Earth
Greenland crater renewed the debate over an ancient climate mystery
Scientists disagree on what a possible crater found under Greenland’s ice means for the Younger Dryas impact hypothesis.
- Animals
Humans wiped out mosquitoes (in one small lab test)
An early lab test of exterminating a much-hated mosquito raises hopes, but is it really such a great idea?
- Health & Medicine
Drinking studies muddied the waters around the safety of alcohol use
Studies claiming that alcohol in even small amounts is dangerous weren’t designed to address risks of moderate drinking.
