Wildfires in California have set a new record, but some fire scientists say focusing on that number is doing more harm than good.

The study compared drinking habits of adults age 30-80 with their habits a year earlier. The study found the increase is most pronounced among women, for whom days with heavy drinking spiked by 41%.

The scientists' work led to a test to protect blood transfusion recipients from hepatitis C and drugs to treat the infection that have saved millions of lives, according to the Nobel Assembly.

A new electric vehicle policy. Renewable energy. 10 billion trees: Pakistan launches ambitious green policies. Will they succeed?

China is investing in both coal and renewable energy, the European Union promises to dramatically reduce carbon emissions and the U.S. is leaving the Paris Agreement altogether. What will 2021 hold?

A survey of 17 cities found more than 50,000 pandemic-related eviction filings. Housing advocates worry that increased housing instability will lead to more COVID-19 and other illnesses.

The fires, which have scorched nearly 6,000 square miles in California, now threaten to tear through communities in the state's picturesque wine country, forcing thousands to evacuate.

If you listen closely to giggles, guffaws, and polite chuckles, you can discern a huge amount of information about people and their relationships with each other. This week, we talk with neuroscientist Sophie Scott about the many shades of laughter, from cackles of delight among close friends to the "canned" ...

In a peer-reviewed journal article, University of Queensland physicists say time is essentially self-healing. Changes in the past wouldn't necessarily cause a universe-ending paradox. Phew.

The famed naturalist and broadcaster beat out actress Jennifer Aniston for fastest time to reach one million followers on Instagram, according to Guinness World Records.