TSA sets all time record for daily screenings

The Thanksgiving holiday saw millions of people traveling by air, and on Sunday the Transportation Security Administration (TSA) says it set a new daily screening record with over 3 million travelers screened at airports across the country.

Life on Mars: What we know after NASA's announcement

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ancient microbial life on Mars, though more analysis is needed before drawing firm conclusions.