These Non-Lethal Methods Encouraged by Science Can Keep Wolves From Killing Livestock
Experts say old, repurposed techniques and new technologies may be better than bullets at curbing attacks by the predators
Scientists Discover Exposed Bacteria Can Survive in Space for Years
An experiment conducted outside the International Space Station leads to a controversial theory about how life might travel between planets
To Make Oxygen on Mars, NASA's Perseverance Rover Needs MOXIE
A new tool from the space agency may produce the gas, completing the next step for planning a round trip voyage
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