The Advisory Committee on Immunization Practices has recommended against using the MMRV vaccine in children under 4. This ...

A new report from the Commercial Space Federation warns that China could soon overtake the U.S. in the "new space race." The ...

Watch the crescent moon, Venus and the bright star Regulus align in a rare predawn close conjunction tomorrow.

A jaguar was captured on camera trap on an artificial island near the Serra da Mesa Hydroelectric Power Dam. The only way it ...

How often do black holes explode? New research refines old calculations, hinting that black hole explosions may be a ...

The Advisory Committee on Immunization Practices may vote to disrupt the childhood vaccine schedule, despite what experts say ...