Science

In Florida, an unmanned supply rocket blasted off for the International Space Station, but something went wrong. The loss of the rocket, which was also carrying experiments, is a setback for NASA.

The results are coming in for the first medical school candidates who took a revamped exam that includes a wider range of subjects, including psychology and sociology.

Monday's decision from the high court technically only applies to the Clean Air Act's standards on mercury emissions from power plants. But it could affect future EPA regulations, legal experts say.

The United Nations is having a high-level climate meeting ahead of the end-of-year meeting in Paris that will hopefully result in a major new agreement to rein in greenhouse gases.

Some organic farmers are protesting a new system Whole Foods is using to rate its suppliers. They say the system devalues the organic label because nonorganic producers can earn the highest grades.

Intuitively, many of us might think lonely people are lonely because they have poor social skills. New research turns this thinking on its head and offers a potential cure for loneliness.

A federal health advisory committee now says everyone aged 16 to 23 should talk to a doctor about whether they need to get immunized against a rare but dangerous strain of meningitis.