Scientists say they're getting closer to creating artificial blood For decades, scientists have been trying to create artificial blood to alleviate shortages and prevent people from bleeding to death.
Rare blue ghost fireflies flutter beyond their Southern Appalachian home A rare blue ghost firefly is known to flicker in the southern Appalachia region. Now, they've been spotted in central Kentucky.
Have all girls or all boys? Study suggests the odds aren't 50/50 A study analyzed decades of births and found that larger families showed a distinct tendency toward all girls or all boys, rather than a mix. Scott Neuman
Hurry up! Scientists predict today will be (slightly) shorter than normal Earth doesn't rotate exactly on schedule. Scientists believe that today is going to be about a millisecond short of a typical 24-hour day. Nell Greenfieldboyce
COMIC: Exploring the ocean's wonderous, mysterious depths Did you know that we know less about the sea than we do about space? With this comic, we explore some of what scientists do know about Earth's ocean. Emily Bogle
A hornet hunter's finds help make treatments for allergic reactions Hornet hunters across the U.S. use the summer months to harvest the insects and sell them to a pharmaceutical company. It uses the venom to make a treatment for allergic reactions to their stings. Brian Bull
Trump administration shuts down EPA's scientific research arm The agency is closing the Office of Research and Development, which analyzes dangers posed by hazards including toxic chemicals, climate change, smog, wildfires, water pollution and more. Rob Stein
Muddy boots and AI are helping this threatened frog to make a comeback How do scientists monitor the populations of the threatened California red-legged frog? With careful listening and a little help from AI. Nathan Rott
Here are some of the newest UNESCO World Heritage sites Bavarian palaces, imperial tombs in China and memorials to Khmer Rouge victims are among the sites being recognized by the United Nations agency. James Doubek
Stand back! This explosive cucumber is bursting with seeds A small, hairy, toxic version of the cucumbers found in the produce aisle does have an advantage over its more palatable cousins — a feat of ballistic seed dispersal. Ari Daniel
