Soil Particles in Australia Could Be Leaking Radioactive Plutonium. Here's Why

Data from 19 observatories released today promise to give a rare insight into this black hole and the system it powers, and to update analyses of Einstein’s General Theory of Relativity.

Jill Biden recognizes Fauci as an 'American hero' First lady Jill Biden held up Anthony Fauci as an “American hero” on Thursday as the two toured a local children’s vaccination clinic to spotlight coronavirus vaccinations of young Americans.

The next launch of a SpaceX Falcon Heavy rocket has been delayed from July to October to await the readiness of its U.S. military payload, and the following Falcon Heavy flight has been rescheduled from late this year to some time in 2022.