President Joe Biden aimed to accentuate the positive as he wrapped up his Leaders Summit on Climate Change Friday.
Before COVID-19, the United States considered itself one of the best-prepared countries in the world for a health crisis. The pandemic proved otherwise. One year into the crisis, more than half a million Americans have died.
The first vaccines against COVID-19 have gone mostly to wealthier countries. Now, several middle-income countries are getting their shots. Many come from Chinese and Russian drug makers. But critics note that these developers have not been forthcoming with data on their vaccines' safety and efficacy
Researchers found that carbon dioxide lowers nutritional value of some crops
Researchers found that carbon dioxide lowers nutritional value of some crops.
Catch shares set a maximum amount of fish that can be caught in a region, then divide the allowed catch among fishermen.
Spillover rate of diseases passing between humans and animals is increasing as the growing human population encroaches upon new habitats.
New study finds new antimalarial drug looks promising in early testing.
Concern grows about drug-resistant bacteria as antibiotics become automatic choice for treating children with fever.
