Climate changed abruptly at tipping points in past

Climate scientists identify abrupt transitions in climate records that may have been caused by the climate system crossing a tipping point. They devised a statistical method to determine whether these transitions are simply noise or evidence of a more …

The prostate cancer cell that got away

Researchers have pioneered a new method to track the progression of prostate cancer in mice, from its birth to its spread into other tissues. This approach allows researchers to study the origins of prostate cancer in a more realistic context than trad…