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One in four Americans say they won’t get a coronavirus vaccine. Researchers say it could keep the nation from reaching a critical tipping point.
Later this week, NASA and SpaceX will launch the first rocket carrying astronauts from U.S. soil since the end of the space shuttle era. But COVID-19 has forced some changes to their plans.
Almost everyone who learns about the project thinks it sounds “crazy,” admits one scientist. But the technology should work.
Independent analysts say the evidence available suggests Iran played a role in the weekend attack. The question is how big that role might be.
The satellite is believed to be among America’s most advanced. Some believe it’s as large as the Hubble Space Telescope.
The Friday afternoon tweet had experts picking up their jaws from the floor when they saw a photo of an Iranian space facility.
Multiple interceptors tracked and destroyed a missile carrying a dummy warhead. Advocates claim the test proves the system can provide some defense against countries such as North Korea.
The U.S., China and Russia have stepped up efforts to develop hypersonic weapons, which are capable of speeds five times the speed of sound and could change the face of warfare.
Trump boasted Tuesday of a bonus “favor” from Kim, but experts say it might not mean much without independent verification.