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Space travel can make the gut leaky

November 27, 2019

Bacteria, fungi, and viruses can enter our gut through the food we eat. Fortunately, the epithelial cells that…
The Challenges of an Alien Spaceflight Program: Escaping Super Earths and Red Dwarf Stars

April 20, 2018

Since the beginning of the Space Age, humans have relied on chemical rockets to get into space. While…
Bridging the Gap: NASA Studies the Human Body in Space for One Year to Extrapolate for Missions to Mars

December 20, 2017

Before we can run or jump, we walk. Before sending humans to Mars, NASA must understand how the…
NASA Selects Astronauts for First U.S. Commercial Spaceflights

July 10, 2015

NASA has selected four astronauts to train and prepare for commercial spaceflights that will return American launches to…
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