The effects of human-caused climate change are so overwhelming that they’re playing out over time, according to a new study. Melting polar ice caps caused by global warming are changing the speed of Earth’s rotation and increasing the length of each day, according to research published Monday in the Proceedings of the National Academy of… Read More »
If you have a toddler, or have encountered one in the past year, you’ve probably heard the song “Baby Shark.” Somehow, every child seems to know the song, but scientists actually know very little about when and where sharks give birth. The origins of these famous baby sharks are still largely a mystery. Many of… Read More »
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advances and more. Writings on an ancient clay tablet have allowed experts to reconstruct a Bronze Age reed ship and set sail on its maiden voyage off the coast of Abu Dhabi, United Arab Emirates. Known as the… Read More »
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advances and more. During the Cretaceous Period, a species of shark roamed the seas with unusual rows of teeth. These incisors, mostly large and rounded, were not for cutting their prey but for grinding and crushing crustaceans. But… Read More »
LAS VEGAS — Excitement is building in Sin City. Record temperatures over the past week have turned the Las Vegas Valley into a giant oven, forcing officials to close public pools and museums, herd people indoors for much of the day and make sidewalks hot enough to fry eggs. The Las Vegas Strip, usually packed… Read More »
Commercial aviation is struggling to reduce its climate impact and currently looks unlikely to meet its net-zero emissions target by 2050. Sustainable aviation fuel is not being produced fast enough, and there are few alternatives on the horizon to fuel-greedy jet engines and turboprops. One problem is that electrification of aircraft is not as easy… Read More »
Sex and gender are often confused or equated in everyday conversation, and most American adults believe that a person’s gender is determined by the sex they were assigned at birth. But a new study of nearly 5,000 9- and 10-year-olds found that sex and gender map to drastically different parts of the brain. The study’s… Read More »
Editor’s Note: Season 10 of the Chasing Life With Dr. Sanjay Gupta podcast explores the science of happiness. Listen to episodes Here. (CNN) — Everyone has encountered them: people who always seem to know what they’re doing. They happily take control of a situation, state their opinions as if they were established facts, or jump… Read More »
The Hubble space telescope has shown that dark matter concentrated in the core of a nearby dwarf galaxy, a finding that comes to the aid of the Standard Model cosmologyThis model basically predicts that dark matter is “cold,” but recent findings have begun to hint that it is “hot.” But these new observations are on… Read More »
Scientists say a unique plant has become the first species to be wiped out from the wild in the U.S. due to the combined effects of rising seas. It’s a bleak first but not the last, as scientists fear the plant’s extinction could be a “precursor” to other species as the climate crisis takes hold.… Read More »