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5:10
NASA's Perseverance rover and the first-ever space helicopter landed on Mars.
5:38
There are various reasons why people believe in misinformation.
4:31
Watch amazing high-definition footage of the Perseverance landing.
8:23
Why it means we need to rethink our aging energy infrastructure throughout the U.S.
6:53
The University of Illinois is trying to control the spread of COVID-19 by collecting spit.
5:27
Discover three of the greatest space developments of the year and what 2021 may bring.
4:19
In 2018, June Smith takes a consumer DNA test, hoping to solve a longstanding mystery.
2:51
Hidden under Paris is a rich source of limestone, a vast labyrinth of quarry tunnels.
5:29
It took Black chemist Percy Julian more than 10 years to earn his Ph.D.
5:20
Are DNA ancestry tests equally accurate for all test takers?
4:05
This researcher shoots lasers at trees in order to measure how much carbon forests store.
5:05
Could an out-of-order immune system be to blame?
