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.
Scientists have found a dead Asian giant hornet north of Seattle, the first so-called murder hornet discovered in the country this year.
A huge diamond weighing more than 1,000 carats, which could be the third-largest mined in history, has been discovered in the southern African country of Botswana.
Three Chinse astronauts have arrived at China's new space station at the start of a three-month mission, marking a milestone in the country's ambitious space program.
The U.S. death toll from COVID-19 has topped 600,000, even as the vaccination drive has slashed daily cases and deaths and allowed the country to emerge from the gloom.
British Prime Minister Boris Johnson has confirmed that the next planned relaxation of coronavirus restrictions in England will be delayed by four weeks until July 19, as a result of the spread of the delta variant.
The price to rocket into space next month with Jeff Bezos and his brother is a cool $28 million.
Vaccine maker Novavax says its shot is highly effective against COVID-19 and also protects against variants.
J&J Contamination, New Israeli Government, Djokovic wins. Here are the headlines you Need2Know for Monday, June 14, 2021:
The dusty, rocky Martian surface and a Chinese rover and lander bearing small national flags were seen in photos the rover took on the red planet.
J&J Shelf Life, Pulse Nightclub Memorial, Consumer Prices Rise. Here is all the news you need to know for Friday, June 11, 2021.
