2,000-year-old decorated Roman sandal unearthed in Spain

2,000-year-old decorated Roman sandal unearthed in Spain | Scientists found a way for two black holes to orbit each other forever without colliding | NASA is locked out of its OSIRIS-REx asteroid sample because of 2 faulty fasteners Created for {EMAIL} | [Web Version]( October 26, 2023 CONNECT WITH LIVESCIENCE  [Facebook]( [Twitter](  [LIVESCIENCE]( Amazing science every day [SIGN UP]( ⋅ [WEBSITE](  [] Top Science News [] [2,000-year-old decorated Roman sandal unearthed in Spain]( (Esperanza Martín Hernández) [2,000-year-old decorated Roman sandal unearthed in Spain]( Archaeologists in Spain used a pulley system to reach the bottom of a well, where they found a 2,000-year-old Roman sandal and other artifacts. [Read More]( [] Space [] [Scientists found a way for two black holes to orbit each other forever without colliding]( (Josh Valenzuela/University of New Mexico) [Scientists found a way for two black holes to orbit each other forever without colliding]( Contrary to conventional wisdom, a pair of black holes could exist in perfect pairs without leading to a cataclysmic merger, new research suggests. All it takes is a dose of cosmic expansion. [Read More]( [] Space Exploration [] [NASA is locked out of its OSIRIS-REx asteroid sample because of 2 faulty fasteners]( (NASA/James Blair) [NASA is locked out of its OSIRIS-REx asteroid sample because of 2 faulty fasteners]( NASA is struggling to open a capsule containing precious asteroid samples from the OSIRIS-REx mission. Luckily, there is plenty of material to study on the outside of the container. [Read More]( [] Health [] [Scientists decode 'LEGO protein' that makes sperm swim]( (SCIEPRO/SCIENCE PHOTO LIBRARY via Getty Images) [Scientists decode 'LEGO protein' that makes sperm swim]( Scientists have decoded a protein from sea-urchin sperm that's also found in other animals, including humans, raising a new potential avenue for treating male infertility and developing male birth control. [Read More]( [] Physics & Math [] [World's smallest particle accelerator is 54 million times smaller than the Large Hadron Collider, and it works]( (FAU/Laser Physics, Stefanie Kraus, Julian Litzel) [World's smallest particle accelerator is 54 million times smaller than the Large Hadron Collider, and it works]( Scientists have created the world's first nanophotonic electron accelerator, which speeds negatively charged particles with mini laser pulses and is small enough to fit on a coin. [Read More]( [] Technology [] [In a 1st, AI neural network captures 'critical aspect of human intelligence']( (imaginima via Getty Images) [In a 1st, AI neural network captures 'critical aspect of human intelligence']( Scientists have demonstrated that an AI system called a neural network can be trained to show "systematic compositionality," a key part of human intellect. [Read More]( [] Daily Quiz [] Where did Europe's 1st permanent residents settle? (Learn the answer [here](.) [Vote]( [Iberia]( [Vote]( [Italy]( [Vote]( [Crimea]( [Vote]( [Scandinavia](   [Sign Up]( | [Update Profile]( | [Unsubscribe]( [Privacy Policy]( | [Cookies Policy]( | [Terms and Conditions]( CONTACT US: [FEEDBACK](mailto:livescience@smartbrief.com) | [ADVERTISE]( Future US LLC © Full 7th Floor, 130 West 42nd Street, New York, NY, 10036