NASA Rover Captures Rock Showing Possible Signs of Microbial Life — VOA Learning English
Topics: наука й природа
Beginning
A Mars explorer operated by the American space agency NASA has captured a rock that scientists say shows possible signs of ancient microbial life.
NASA said in a recent statement that the Perseverance explorer, or rover, collected the rock on July 21. Scientists working on the Perseverance team nicknamed the rock “Cheyava Falls,” after the tallest waterfall in the Grand Canyon.
The rover’s exploration area is believed to include a former river valley measuring about 400 meters wide. The valley is thought to have formed by water rushing into Jezero Crater billions of years ago. Scientists believe the area around Jezero Crater contained large bodies of water in the distant past.
NASA’s statement…
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