Latest Science headlines

For third straight time, Earth sets hottest year record

Scientists mostly blame man-made global warming with help from a natural El Nino, which has since disappeared.

Oliver Smithies, 91, tinkerer transformed genetics and won a Nobel

Dr. Smithies discovered a powerful tool for identifying the roles of individual genes in health and disease.

The moon is over the hill at 4.51 billion years old, scientists say

It turns out the moon is older than many scientists suspected.

Human-driven global warming is biggest threat to polar bears, report says

The report’s message may face a skeptical audience in a new administration that has expressed doubt about the science of climate change and disputed the dangers it poses.

2016’s super warm Arctic winter unlikely without climate change, scientists say

The area of the Arctic Ocean covered by sea ice is currently far smaller than it was in 2012 at this time of year.

Brain changes seen in pregnancy may help prepare for baby

When researchers compared brain scans of women before and after pregnancy, they spotted differences in 11 locations.

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