Related topics: space · launch vehicle · launch pad · rocket · launch

SpaceX is hoping to turn atmospheric CO2 into rocket fuel

Earth is in the midst of a climate crisis. Thanks to rising CO2 emissions since the early 20th century, global temperatures are rising, triggering a positive feedback cycle that threatens to make it worse. According to recent ...

How many satellites are orbiting Earth?

It seems like every week, another rocket is launched into space carrying rovers to Mars, tourists or, most commonly, satellites. The idea that "space is getting crowded" has been around for a few years now, but just how crowded ...

Scientists mail freeze-dried mouse sperm on a postcard

Scientists no longer have to worry about their bottles of mouse sperm breaking in transit. Researchers in Japan have developed a way to freeze dry sperm on a plastic sheet in weighing paper so that samples can withstand being ...

Environmental concerns grow as space tourism lifts off

After years of waiting, Richard Branson's journey to space this month on a Virgin Galactic vessel was supposed to be a triumphant homecoming. Instead, the jaunt attracted significant criticism—about its carbon footprint.

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