A close escape for earth -- our planet has dodged an asteroid strike. Scientists say the timing of the fly-by, which came hours after a meteor shower in Russia, was a coincidence.
Space travel sounds super, doesn't it? But do yourself a favor and know what you're getting into. That's advice from astronomer, Neil F. Comins. He's written a timely guide for would-be Mars and moon colonists.
Can we afford a no-holds-barred approach to scientific research? Astrophysicist Neil deGrasse Tyson tells DW why, when it comes to space, or any unknown, we should "just do it all."
The European Space Agency (ESA) will push ahead with the troubled Mars Rover project after receiving funding from its 22 states. However, scientists are not happy with the funding for asteroid defense.
With the new experiment, the US space agency wants to research how human sperm cells react to microgravity — and whether humans could procreate in space. Other mammals have had little success so far.
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