Live Science features groundbreaking developments in science, space, technology, health, the environment, our culture and history. Sun, 25 Aug 2019 05:59:04 +0000 What Was It Like to Be an Executioner in the Middle Ages? The image of the hooded executioner is iconic, but it tells us only a small part of the story. Emma Bryce Sat, 24 Aug 2019 11:00:00 +0000 Ruth Bader Ginsberg Just Completed Another Cancer Treatment, and She's Good to Go. This isn't the first time the "Notorious RBG" has bounced back from health scares. Kimberly Hickok Fri, 23 Aug 2019 21:34:26 +0000 Alien Oceans Could Hold Way More Life Than Earth’s Waters Ever Did, New Research Suggests Alien worlds that favor strong ocean currents could be overflowing with life. Brandon Specktor Fri, 23 Aug 2019 20:52:34 +0000 There Are Now Nearly 200 Cases of Severe Lung Illnesses Tied to Vaping One patient has reportedly died from a severe lung illness linked to vaping. Yasemin Saplakoglu Fri, 23 Aug 2019 20:46:12 +0000 Respiratory System: Our Avenue for Gas Exchange Breathe in, breathe out. Kim Ann Zimmermann Fri, 23 Aug 2019 16:34:17 +0000 A Rail Gun the Size of Manhattan Could Reveal the Secrets of the Higgs Boson A giant linear collider the size of Manhattan could finally help us find new physics, scientists argue. Paul Sutter Fri, 23 Aug 2019 11:00:47 +0000 Sending Even a Tiny Message Through a Black Hole Would Make It Evaporate Sending a carrier pigeon across the cosmos would probably be a more reliable way to send a message. Mara Johnson-Groh Fri, 23 Aug 2019 11:00:35 +0000 Physicists Finally Narrowed Down the Mass of the Tiniest 'Ghost Particle' in the Universe A new paper uses data about the structure of the entire universe to measure the mass of one of its smallest, hardest-to-study components. Rafi Letzter Fri, 23 Aug 2019 11:00:11 +0000 We'd Better Retreat from the Coasts While We Still Can, Scientists Urge Amid Climate Crisis Do it now or do it later, with much, much worse outcomes. Brandon Specktor Thu, 22 Aug 2019 19:56:36 +0000 Here's Why Drugs That Work So Well in Mouse Brains Often Fail Miserably in Humans Mice and humans have the same kinds of brain cells and wiring. But the similarities may stop there. Yasemin Saplakoglu Thu, 22 Aug 2019 18:29:52 +0000 Magnetars Can Crack Themselves Open and Bombard Earth with Gamma-Ray Flares, New Theory Suggests Three giant gamma-ray flares have been detected in the last 40 years. A new paper on magnetars cracking themselves open could explain why. Rafi Letzter Thu, 22 Aug 2019 17:49:13 +0000 Ancient Skeletons with Alien-Like Heads Unearthed in Croatia Archaeologists have unearthed three ancient skeletons in Croatia — and two of them had pointy, artificially deformed skulls. Yasemin Saplakoglu Thu, 22 Aug 2019 16:06:03 +0000 Asteroid That's Nearly the Height of the World's Tallest Building Is Flying by Earth Soon This asteroid nearly rivals the height of the world's tallest building. Laura Geggel Thu, 22 Aug 2019 14:36:48 +0000 Biblical War Revealed on 2,800-Year-Old Stone Altar The altar reveals new details about a rebellion against the Kingdom of Israel. Owen Jarus Thu, 22 Aug 2019 11:00:49 +0000 Astronomers Create 8 Million Baby Universes Inside a Computer and Watch Them Grow. Here's What They Learned. "UniverseMachine" churns out millions of unique universes to study dark matter and the evolution of galaxies. Tim Childers Thu, 22 Aug 2019 11:00:34 +0000 Scientists Are Building a Real-Life Version of the Starship Enterprise's Life Scanner A novel method relying on biochemistry could provide an unambiguous signal of life on other worlds. Adam Mann Thu, 22 Aug 2019 11:00:24 +0000 A Man Accidentally Swallowed a Fish Bone. It Tore a Hole Through His Intestine. People swallow fish bones all the time. But it's rare for fish bones to pierce a hole through the intestine, as was the case for one man in Japan. Rachael Rettner Wed, 21 Aug 2019 21:00:18 +0000 The Titanic Shipwreck Is Collapsing into Rust, First Visit in 14 Years Reveals The wreck of the Titanic is rapidly disintegrating into the sea, but our hearts will go on. Brandon Specktor Wed, 21 Aug 2019 20:51:51 +0000 We Could Detect Extraterrestrials Because They May Glow, Scientists Say Whole planets may be covered with glowing red, blue and green life-forms. Yasemin Saplakoglu Wed, 21 Aug 2019 19:02:07 +0000 We May Finally Know Where Vicious 'Black Widow' Pulsars Come From These little "redback" and "black widow" stars have intensely magnetic poles, which could help explain how they eat their twins. Rafi Letzter Wed, 21 Aug 2019 19:00:46 +0000 Teen Has 3-Pound Hair Ball Removed from Her Stomach A teen girl in India who secretly ate her own hair ended up having a giant hairball removed from her stomach. Rachael Rettner Wed, 21 Aug 2019 18:39:49 +0000 Matter: Definition & the Five States of Matter Matter makes up you, me and everything else that takes up space in the universe. Mary Bagley Wed, 21 Aug 2019 18:10:48 +0000 What Is Dark Energy? Dark energy is responsible for accelerating the cosmos. Adam Mann Wed, 21 Aug 2019 14:00:13 +0000 Why Are Dozens of US Teens Getting Sick After Vaping? The illnesses left nearly 100 people hospitalized. Yasemin Saplakoglu Wed, 21 Aug 2019 12:00:00 +0000 New US Space Command Will Launch Next Week, VP Pence Says The United States Space Command will officially be up and running by the end of the month, Vice President Mike Pence said today (Aug. 20) at a meeting of the National Space Council. Hanneke Weitering Wed, 21 Aug 2019 11:00:53 +0000 What Is the Universe Made of? What are the building blocks of everything that makes up the universe, and where did it all come from? Mindy Weisberger Wed, 21 Aug 2019 11:00:45 +0000 Genetic Tests for Depression Treatment Aren't Effective, Experts Say Dozens of companies invite consumers to spit in a tube to determine which antidepressant is right for them. There's little evidence that these tests work. Nicoletta Lanese Wed, 21 Aug 2019 11:00:40 +0000 Smoke from Burning Amazon Turns São Paulo Afternoon into Midnight There's so much smoke from wildfires in the Amazon rainforest that São Paulo plunged into darkness on Monday afternoon (Aug. 19), with day turning into night. Laura Geggel Tue, 20 Aug 2019 21:24:00 +0000 Astronomers Trained AI to find Ancient Galaxy Collisions from the Early Universe There are bright lights all over the universe where galaxies are smashing together. And now astronomers have a new way to find them. Rafi Letzter Tue, 20 Aug 2019 19:34:15 +0000 What Is Psoriasis? Psoriasis causes new skin cells to grow in days rather than weeks. New skin builds up rapidly, forming thick patches and scales on the surface. Cari Nierenberg Tue, 20 Aug 2019 15:33:12 +0000