It's the worst stranding event the Australian island has ever seen.
The Centers for Disease Control and Prevention acknowledged what scientists have been saying for a while: the coronavirus can spread through the air. Then, they took it back.
The guideline change comes after strong criticism from public health experts and a report that the updated guidelines were posted despite objections from CDC scientists.
At least 513,000 children in the U.S. have been diagnosed with COVID-19 since the start of the pandemic.
California is having a record-breaking year of flames, as dozens of wildfires have set the state ablaze.
Russia's candidate coronavirus vaccine prompted the immune system and didn't show serious adverse events, according to early data.
A new interactive map visualizes how Earth's continents evolved from about 750 million years ago to today.
The head of the U.S. Food and Drug Administration says that coronavirus vaccines may be given emergency approval before rigorous clinical trials are complete.
Analysis of this Triassic vertebrate's ever-growing tusks revealed that it may have spent part of the year hibernating.
A man in Hong Kong was reinfected with the novel coronavirus twice, but didn't develop any symptoms the second time.
Nearly a month after a ship struck a coral reef off the island nation of Mauritius, causing a catastrophic oil spill, tugboats lugged it out to sea where it is now going to be sunk.
Mortality rates in New York City during the early COVID-19 outbreak and in the peak of the 1918 flu pandemic were "in the same ballpark."
A bit of peanut butter lured the wee mammal out from the rocky lands of Djibouti in the Horn of Africa.
Konrad Steffen was one of the world's leading experts on climate change. In the end, it was climate change that killed him.
If 95% of people in the U.S. started wearing masks every time they left their homes, the total number of projected deaths would drop 49%.