Ever wonder how a dolphin sleeps while still swimming? Or how a giraffe sleeps while standing up? Cara Santa Maria, Narrator of Smithsonian Earth's "The Secret World of Animal Sleep" joins Cheddar to explore the wild world of sleeping animals.
Marine mammals only shut down half their brain while sleeping, leaving the other half of their body to stay afloat and be alert for prey. She explains how the higher up on the food chain you are, the more sleep you get. That's why prey species like giraffes can only afford mere minutes of sleep at a time, while lions revel in over 20 hours of luxurious slumber a day.
Arctic ground squirrels survive harsh Canadian winters through skilled hibernation. Entering a state of controlled hypothermia, their body temperatures drop to 27°F – the lowest ever recorded in a mammal.
President Donald Trump sought to paint a rosier picture of the coronavirus for the nation on Tuesday but conceded the pandemic is likely to “get worse before it gets better.”
The Justice Department says hackers working with the Chinese government targeted firms developing coronavirus vaccines and stole hundreds of millions of dollars worth of intellectual property and trade secrets from companies worldwide.
The Amal, or Hope, orbiter is the Arab world’s first interplanetary mission.
Scientists at Oxford University say their experimental coronavirus vaccine has been shown in an early trial to prompt a protective immune response in hundreds of people who got the shot.
From Wall Street to Silicon Valley, these are the top stories that moved markets and had investors, business leaders, and entrepreneurs talking this week on Cheddar.
Teams of military medics were deployed in Texas and California to help hospitals deluged by coronavirus patients. Miami area authorities, meanwhile, began stepping up enforcement Friday of a mask requirement.
Target and CVS Health have joined the list of the nation’s largest retailers that will require customers to wear masks as cases of COVID-19 spike.
The small San Diego biotech company specializes in treating different types of inflammation.
A European and NASA spacecraft has snapped the closest pictures ever taken of the sun and revealed countless tiny "campfires" flaring everywhere.
Arizona, Texas, and Florida are together reporting about 25,000 new coronavirus cases as new restrictions aimed at combating the spread of the pandemic take hold in the United States and around the world.
