Concrete has served as the foundation of empires for thousands of years. Today, it’s one of the most common materials in the world. But one look at the ancient Roman concrete structures still standing suggests that ancient builders knew something about durability that we don’t. MIT Associate Professor Admir MasicContinue Reading
Amid surging lunar exploration, the UN on Monday urged governments to ensure that humanity’s return to the Moon does not come at the expense of planet Earth – or the long-term sustainability of space.Continue Reading
7 Min Read Behind the Lens: Meet NASA Johnson’s Photographers NASA Johnson Space Center’s Imagery Acquisition Group poses for a group photo on Aug. 10, 2026. Credits: NASA/Robert Markowitz The Imagery Acquisition Group at NASA’s Johnson Space Center poses for a group photo in Houston, Texas on Aug. 10, 2026. Back row, fromContinue Reading
APOD Science APOD APOD: 2026 August 19 – The… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written byContinue Reading
Earth Observatory Science Earth Observatory Elephant Butte Reservoir Runs Low Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human Dimensions Natural Events Oceans Remote Sensing Technology Snow & Ice Water More Content Collections Global Maps World of ChangeContinue Reading
Scientists may have uncovered evidence that a mammal ancestor was giving birth to live young 236 million years ago. A fossilized cynodont showed a neonatal growth line and an unusually large birth size that closely match patterns seen in modern mammals. The discovery could push the evolution of live birthContinue Reading
Cosmic Origins … Cosmic Origins Community In-Person Overflow Rooms,… About Community Executive Committee Science Groups Conferences Cosmic Pathfinders Early Career Workshop Opportunities Missions Studies News & Events Resources In-Person Overflow Rooms, Webinar/Slack Sign-up, and Talk Upload Instructions 18 August 2026 Dear Astrophysics Strategic Technology & Research Accelerator (ASTRA) communityContinue Reading
Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading
Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading
Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading
Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading
Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading
Lucy Mission … Lucy Lucy Mission Overview Home Mission Science Spacecraft Lucy’s Encounters Dinkinesh & Selam Donaldjohanson News News & Features Mission Blog Media Contacts Multimedia Images & Videos Curated Resources More FAQs All About Asteroids Asteroid Resources Lucy Mission Overview Lucy is the first mission to explore theContinue Reading