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FreeAstroScience logo with a glowing star, open book, and Earth on a space-themed circular badge with the tagline Igniting Curiosity for free astronomy science education

FreeAstroScience

  • Home
  • Astronomy
    • AstroPhysics
    • Cosmology
    • Exploration
  • Physics
  • Hi-Tech
    • A.I.
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  • Environment
    • ClimateChange
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Headlines
  • Scenic view of waterfall

    When lakes lose their winter pulse: Climate change and the hidden Nitrogen story

    May 27, 2026May 27, 2026
  • Galaxies shaped by cosmic location just 1.2 billion years after the Big Bang

    Galaxies shaped by cosmic location just 1.2 billion years after the Big Bang

    May 27, 2026May 27, 2026
  • Mercury's polar water ice: new models suggest a larger, slower impact source

    Mercury’s polar water ice: new models suggest a larger, slower impact source

    May 26, 2026May 26, 2026
  • xray woman doing biceps curls

    New Cell Therapy Offers Hope for Advanced Liver Disease Patients

    May 25, 2026May 25, 2026
  • Dark matter investigations: quantum limits and the classical field behavior of axions

    Dark matter investigations: quantum limits and the classical field behavior of axions

    May 25, 2026May 25, 2026
  • Shenzhou-23: paving the path to lunar and Martian expeditions

    Shenzhou-23: paving the path to lunar and Martian expeditions

    May 25, 2026May 25, 2026
  • gerd on plane

    Why Do Ears Pop on Planes? The Truth Nobody Told You

    May 24, 2026May 24, 2026
  • Sun emitting golden light rays across all eight planets of the solar system showing light travel time from Mercury to Neptune

    How Long Does Light Take to Cross Our Solar System?

    May 24, 2026May 24, 2026
  • NGC 5584 barred spiral galaxy in Virgo with purple star-forming arms and bright foreground stars

    Can NGC 5584 Prove the Universe Expands Too Fast?

    May 24, 2026May 24, 2026
  • Scale comparison of UY Scuti hypergiant (1.26 billion km) dwarfing Earth's orbit (300 million km) and the Sun (1.39 million km).

    How Big Is UY Scuti? Could This Star Swallow Our Solar System?

    May 23, 2026May 23, 2026
  • Latest
  • Popular

When lakes lose their winter pulse: Climate change and the hidden Nitrogen story

May 27, 2026May 27, 2026

Galaxies shaped by cosmic location just 1.2 billion years after the Big Bang

May 27, 2026May 27, 2026

Mercury’s polar water ice: new models suggest a larger, slower impact source

May 26, 2026May 26, 2026

New Cell Therapy Offers Hope for Advanced Liver Disease Patients

May 25, 2026May 25, 2026

    What Is Endometriosis?

    Gerd DaniMarch 7, 2021March 28, 20260

    Endometriosis is a gynecological condition that occurs when endometrial-like tissue – tissue similar to the type that lines the uterus…

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      The Flaming Star Nebula

      Gerd DaniMarch 7, 2021March 28, 20260

      The Flaming Star Nebula (also known as IC 405, Sh2-229, and Caldwell 31) is an emission and reflection nebula, located…

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        Benefits of LSD Microdosing Might Just Be a Manifestation of The Placebo Effect

        Gerd DaniMarch 7, 2021March 28, 20260

        For years now, experiments with LSD and other psychedelic drugs have suggested that ‘microdoses’ of the substances can offer a…

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          NGC 7129. reflection nebula

          Gerd DaniMarch 6, 2021March 28, 20260

          NGC 7129 (also known as Cr 441, OCL 240, and LBN 497) is a reflection nebula, located at a distance…

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            Sun Theory Announced in 2004 Confirmed

            Gerd DaniMarch 6, 2021March 28, 20260

            Seventeen years ago, astrophysicist J. Martin Laming put forward a theory about the sun: that the chemical composition of the faintest…

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              The Science of Cryogenics and Why It’s ‘Cool’

              Gerd DaniMarch 6, 2021March 28, 20260

              Cryogenics sounds like a science-fiction plot point or a term you might come across on a “Do you want to…

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                Bacteria Eat Pollution and Breathe Electricity

                Gerd DaniMarch 6, 2021March 28, 20260

                When we think about ways to combat water pollution, you probably think about filtration systems or centrifuges — but a…

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                  TOM 618, The monster

                  Gerd DaniMarch 6, 2021March 28, 20260

                  TON 618, a hyperluminous quasar, stands an astounding 10.4 billion light-years away in the far-flung reaches of the Canes Venatici…

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                    The Siamese twins

                    Gerd DaniMarch 6, 2021March 28, 20260

                    The Siamese Twins, also known as the Butterfly Galaxies, are a pair of colliding unbarred spiral galaxies located in Virgo…

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                      5 hottest years on record all happened in the past 5 years (global warming is real)

                      Gerd DaniMarch 6, 2021March 28, 20260

                      Climate change is based on scientific facts and evidence, not politics or ideology, and it is an incontrovertible fact that…

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