• A Faint Signal From The Dawn of Time Could Reveal The Very First Stars

    Updated: 2025-06-30 13:00:00
    Space Health Environment Humans Tech Nature Physics Society Opinion Explainer About Us Our Team Follow Us Daily Newsletter Contact Privacy Privacy Manager Accessibility Terms 2025 ScienceAlert Pty Ltd A Faint Signal From The Dawn of Time Could Reveal The Very First Stars Space 30 June 2025 By Michelle Starr The oldest stars we've managed to find so far are only the second generation to be born in the . Universe ESA Hubble NASA Hints of the very first stars to light the Universe might be discovered in a faint radio signal feebly beaming from the dawn of . time The cosmological 21-centimeter signal emitted by the neutral hydrogen that filled the space between the stars just 100 million years after the Big Bang could have been influenced in ways that encoded the properties of those . stars

  • Physicists Catch Light in 'Imaginary Time' in Scientific First

    Updated: 2025-06-30 01:40:38
    Space Health Environment Humans Tech Nature Physics Society Opinion Explainer About Us Our Team Follow Us Daily Newsletter Contact Privacy Privacy Manager Accessibility Terms 2025 ScienceAlert Pty Ltd Physicists Catch Light in Imaginary Time' in Scientific First Physics 30 June 2025 By Mike McRae agsandrew Getty Images Pro Canva For the first time , researchers have seen how light behaves during a mysterious phenomenon called imaginary . time' When you shine light through almost any transparent material , the gridlock of electromagnetic fields that make up the atomic alleys and side streets will add a significant amount of time to each photon's . commute This delay can tell physicists a lot about how light scatters , revealing details about the matrix of material the photons must navigate

  • Hubble Captures an Active Galactic Center NASA Science Facebook logo Instagram logo

    Updated: 2025-06-27 15:55:53
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 6 min read NASA Mars Orbiter Learns New Moves After Nearly 20 Years in Space article 23 hours ago 4 min read NASA , Australia Team Up for Artemis II Lunar Laser Communications Test article 1 day ago 6 min read What†s Up : June

  • Hubble Studies Small but Mighty Galaxy NASA Science Facebook logo Instagram logo

    Updated: 2025-06-21 16:22:21
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 6 min read What†s Up : June 2025 Skywatching Tips from NASA article 3 weeks ago 7 min read NASA History News and Notes – Summer 2025 article 1 day ago 2 min read NASA Aircraft to Make Low-Altitude Flights in Mid-Atlantic ,

  • Hubble Studies a Spiral†s Supernova Scene NASA Science Facebook logo Instagram logo

    Updated: 2025-06-21 16:22:17
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 6 min read What†s Up : June 2025 Skywatching Tips from NASA article 3 weeks ago 7 min read NASA History News and Notes – Summer 2025 article 22 hours ago 2 min read NASA Aircraft to Make Low-Altitude Flights in Mid-Atlantic ,

  • Podcasts and Audio NASA

    Updated: 2025-06-06 22:34:52
    Explore Search News Events News Events News Releases Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Events Upcoming Launches Landings Virtual Guest Program Multimedia Multimedia NASA+ Images NASA Live NASA Apps Podcasts Image of the Day e-Books Sounds and Ringtones Interactives STEM Multimedia NASA Brand Usage Guidelines NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Featured 5 min read NASA†s Webb Rounds Out Picture of Sombrero Galaxy†s Disk article 3 days ago 5 min

  • What's Up June 2025 Skywatching Tips from NASA

    Updated: 2025-06-06 22:31:16
    : Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Sounds and Ringtones Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 4 min read NASA Mars Orbiter Captures Volcano Peeking Above Morning Cloud Tops article 4 hours ago 5 min read 3 Black Holes Caught Eating Massive Stars in NASA Data article 2 days ago 6 min read What†s Up :

  • NASA Astrophysics NASA Science

    Updated: 2025-06-06 22:31:14
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Sounds and Ringtones Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 4 min read NASA Mars Orbiter Captures Volcano Peeking Above Morning Cloud Tops article 3 hours ago 5 min read 3 Black Holes Caught Eating Massive Stars in NASA Data article 2 days ago 6 min read What†s Up :

  • NASA Biological Physical Sciences NASA Science

    Updated: 2025-06-06 22:31:14
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Sounds and Ringtones Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 5 min read NASA†s Webb Rounds Out Picture of Sombrero Galaxy†s Disk article 3 days ago 5 min read Apocalypse When Hubble Casts Doubt on Certainty of Galactic Collision article 4 days ago 6 min read What†s

  • Astromaterials NASA Science Facebook logo Instagram logo

    Updated: 2025-06-06 22:31:14
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Sounds and Ringtones Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 5 min read NASA†s Webb Rounds Out Picture of Sombrero Galaxy†s Disk article 3 days ago 5 min read Apocalypse When Hubble Casts Doubt on Certainty of Galactic Collision article 4 days ago 6 min read What†s

  • Space Travel Technology NASA

    Updated: 2025-06-06 22:31:11
    Explore Search News Events News Events News Releases Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Events Upcoming Launches Landings Virtual Guest Program Multimedia Multimedia NASA+ Images NASA Live NASA Apps Podcasts Image of the Day e-Books Sounds and Ringtones Interactives STEM Multimedia NASA Brand Usage Guidelines NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Featured 4 min read NASA Mars Orbiter Captures Volcano Peeking Above Morning Cloud Tops article 1 hour ago

  • Robotics NASA

    Updated: 2025-06-06 22:31:11
    Explore Search News Events News Events News Releases Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Events Upcoming Launches Landings Virtual Guest Program Multimedia Multimedia NASA+ Images NASA Live NASA Apps Podcasts Image of the Day e-Books Sounds and Ringtones Interactives STEM Multimedia NASA Brand Usage Guidelines NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Featured 5 min read NASA†s Webb Rounds Out Picture of Sombrero Galaxy†s Disk article 3 days ago 5 min

  • Science Instruments NASA

    Updated: 2025-06-06 22:31:11
    Explore Search News Events News Events News Releases Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Events Upcoming Launches Landings Virtual Guest Program Multimedia Multimedia NASA+ Images NASA Live NASA Apps Podcasts Image of the Day e-Books Sounds and Ringtones Interactives STEM Multimedia NASA Brand Usage Guidelines NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Featured 5 min read NASA†s Webb Rounds Out Picture of Sombrero Galaxy†s Disk article 3 days ago 5 min

  • For Kids and Students NASA

    Updated: 2025-06-06 22:31:11
    Explore Search News Events News Events News Releases Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Events Upcoming Launches Landings Virtual Guest Program Multimedia Multimedia NASA+ Images NASA Live NASA Apps Podcasts Image of the Day e-Books Sounds and Ringtones Interactives STEM Multimedia NASA Brand Usage Guidelines NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Featured 4 min read NASA Mars Orbiter Captures Volcano Peeking Above Morning Cloud Tops article 4 hours ago

  • Science for Everyone NASA Science

    Updated: 2025-06-06 22:31:10
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Sounds and Ringtones Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 5 min read NASA†s Webb Rounds Out Picture of Sombrero Galaxy†s Disk article 3 days ago 5 min read Apocalypse When Hubble Casts Doubt on Certainty of Galactic Collision article 4 days ago 6 min read What†s

  • Multimedia NASA Science

    Updated: 2025-06-06 22:30:54
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Sounds and Ringtones Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 5 min read NASA†s Webb Rounds Out Picture of Sombrero Galaxy†s Disk article 3 days ago 5 min read Apocalypse When Hubble Casts Doubt on Certainty of Galactic Collision article 4 days ago 6 min read What†s

  • Hubble Captures Starry Spectacle NASA Science Facebook logo Instagram logo

    Updated: 2025-06-06 22:30:54
    Explore Search News Events News Events Recently Published Video Series on NASA+ Podcasts Audio Blogs Newsletters Social Media Media Resources Multimedia Multimedia Images Videos on NASA+ Sounds and Ringtones Interactives NASA Apps Podcasts e-Books STEM Multimedia NASA+ Search Suggested Searches Climate Change Artemis Expedition 64 Mars perseverance SpaceX Crew-2 International Space Station View All Topics A-Z Home Missions Humans in Space Earth The Solar System The Universe Science Aeronautics Technology Learning Resources About NASA Español News Events Multimedia NASA+ Highlights 4 min read NASA Mars Orbiter Captures Volcano Peeking Above Morning Cloud Tops article 4 hours ago 5 min read 3 Black Holes Caught Eating Massive Stars in NASA Data article 2 days ago 6 min read What†s Up :

  • Will We Ever Prove String Theory?

    Updated: 2025-05-30 04:27:47
    No. If you want to hear Cumrun Vafa’s latest “predictions of string theory”, there’s a podcast at Quanta magazine you could listen to. Over the years, Vafa has promoted various proposals for “predictions” of string theory. For instance, back in … Continue reading →

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