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.
The Chinese government says a robot probe launched to return lunar rocks to Earth has landed on the moon.
European regulators say they may approve a coronavirus vaccine developed by drugmakers Pfizer and BioNTech within four weeks.
Americans returning home from Thanksgiving break are facing strict new coronavirus measures around the country as health officials brace for a disastrous worsening of the out-of-control surge because of holiday gatherings over the long weekend.
Moderna Inc. says it will ask U.S. and European regulators to allow emergency use of its COVID-19 vaccine as new study results confirm the shots offer strong protection
Here are the headlines you Need2Know for Tuesday, November 25, 2020:
We've rounded up 4 Cyber Monday deals on cloud storage plans to store digital libraries, share files with friends, and backup entire hard drives.
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.
Millions of Americans are taking to the skies and hitting the road ahead of Thanksgiving at the risk of pouring gasoline on the coronavirus fire.
Here are the headlines you Need2Know for Tuesday, November 25, 2020:
Deep in the Mars-like landscape of Utah’s red-rock desert lies a mystery: A gleaming metal monolith in one of the most remote parts of the state.
