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Air travel is slowly rebounding in the US
Glacier mice have no feet, but they still move in herds
How the world’s most expensive trading cards get authenticated
Planting invasive species could make our carbon problem worse
Coronavirus has claimed more than 100,000 US lives. And the first wave isn’t even over yet.
Migratory birds in the Eastern US are struggling to adapt to climate change
How to take back the information you’ve given to all your favorite apps and websites
Fifteen survival shelters that can save your life
The next era of space travel should include nuclear-powered rockets