April 27, 2026FOLLOW USSIGN UP ⋅ WEBSITE TOP SCIENCE NEWS ‘A completely new reality’: Bolder measures are needed to prevent extreme water shortages in cities like Phoenix and Las Vegas that depend on the Colorado River
Cities fed by the Colorado River have taken huge steps to reduce their water consumption over the past few decades, yet shortages are projected to grow more intense. What can be done?Read more QUESTION OF THE DAY The Orion heat shield used for the Artemis II mission aced its blistering journey through Earth’s atmosphere. How fast did it travel during reentry?
(Learn the answer here)Nearly 10,000 mphNearly 25,000 mphNearly 50,000 mphNearly 100,000 mph HISTORY & ARCHAEOLOGY DNA study of nearly 200 Indigenous genomes reveals unknown Asian ‘ghost’ population contributed to American ancestry
New genetic results reveal a previously unknown wave of people settled in South America 1,300 years ago and that Indigenous Americans carry remnants of a “ghost lineage.”Read more CLIMATE CHANGE New York City is at major risk of flooding that could leave 4.4 million people exposed to extreme damage, study finds
The new flood risk index identified eight cities along the U.S. East Coast that are at high or very high risk of floods causing extreme damage.Read more YOUR BODY ‘Eventually, it becomes you’: Inventors of new ‘living’ knee replacement describe why this tech is desperately needed and how it works
Live Science spoke with the developers of a living knee implant that could help more patients in need of knee replacements get them.Read more PLANET EARTH El Niño could be here by May, new forecast reveals — here’s what it means for summer weather
The climate event is poised to supercharge weather extremes and push global temperatures to new highs.Read more IN THE SKY Planning to stargaze in May 2026? Here’s all the gear you’ll need
Here’s all the stargazing gear you need for May’s night sky. Be ready for two full moons, a meteor shower, and a pretty cool solar alignment.Read more ASTRONOMY & ASTROPHYSICS Astronomers just mapped one of the largest structures in the universe, long hidden behind the Milky Way’s ‘Zone of Avoidance’
Scientists have mapped the extent of the Vela Supercluster for the first time, and determined that it is one of the largest structures in the universe.Read more TECHNOLOGY Claude Mythos explained: Is Anthropic’s most powerful AI model really too dangerous to release to the public?
Anthropic’s Mythos AI is being kept behind closed doors as governments assess what faster, AI-driven vulnerability discovery means for cybersecurity.Read more YOUR BRAIN ‘Brain-eating’ amoebas are nearly always fatal. New treatments may change that.
Doctors are pulling out new techniques and drugs in an effort to cure devastating brain infections.Read more PHYSICS & MATH How likely are you to find a message in a bottle?
Have you ever wondered how likely it is to find a message in a bottle, especially an old one? Let’s do the math.Read more QUIZZES AND GAMES Earth quiz: What do you know about our planet’s most amazing features?
Do you know Earth’s highest peak, deepest point, and more? Test your knowledge about our planet in this quiz.Play nowDaily sudoku: Take a break with this classic numbers puzzle
Get a new challenge every day with our free online sudoku puzzle.Play nowChain Word: Can you crack our science word of the day puzzle?
You have six chances to guess our five letter word of the day. Can you figure it out and top the leaderboard?Play now Feed your curiosity: Get more newsletters from Live Science and our partners for the latest discoveries, mind-bending mysteries and expert insight.Sign Up