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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.
    • Robots
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Headlines
  • Gerd Dani in a wheelchair on a wooden accessibility walkway at Fertilia beach, Sardinia, with the turquoise Mediterranean sea, a sailboat, and distant Alghero coastline behind him.

    Fertilia Diaries: Sun, Sea, and Sardinian Mirto

    May 28, 2026May 28, 2026
  • Sandro Botticelli's funnel-shaped Map of Hell showing Dante's nine concentric circles descending to Earth's core, reinterpreted as an asteroid impact crater.

    Was Dante’s Hell Really Carved by a Falling Asteroid?

    May 28, 2026May 28, 2026
  • Chang'e-5: microscopic discoveries clarify the evolution of airless surfaces

    Chang’e-5: microscopic discoveries clarify the evolution of airless surfaces

    May 28, 2026May 28, 2026
  • Europe heat dome May 2026 with red sky, omega-block weather pattern, 35°C thermometer, and Florence, Paris, and London skylines under extreme heatwave

    Europe Heat Dome 2026: Why Is May Feeling Like Summer Hell?

    May 28, 2026May 28, 2026
  • 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
  • Latest
  • Popular

Fertilia Diaries: Sun, Sea, and Sardinian Mirto

May 28, 2026May 28, 2026

Was Dante’s Hell Really Carved by a Falling Asteroid?

May 28, 2026May 28, 2026

Chang’e-5: microscopic discoveries clarify the evolution of airless surfaces

May 28, 2026May 28, 2026

Europe Heat Dome 2026: Why Is May Feeling Like Summer Hell?

May 28, 2026May 28, 2026

    What is the Monty Hall problem?

    Gerd DaniFebruary 1, 2022March 28, 20260

    Monty Hall problem is a brain teaser, in the form of a probability puzzle. The problem was originally posed (and…

    Read More

      Impact of Climate Change on Key Global Crops: Coffee, Cashews, and Avocados

      Gerd DaniJanuary 29, 2022March 28, 20260

      Have you ever imagined a world where your daily cup of coffee becomes a rare luxury? According to recent studies,…

      Read More

        What is The Cause of Radioactivity?

        Gerd DaniJanuary 28, 2022March 28, 20260

        Radioactivity is caused by emission of high energy radiation from unstable atomic nuclei. An atomic nucleus will be unstable if…

        Read More

          What are the Aleph numbers?

          Gerd DaniJanuary 26, 2022March 28, 20260

          In the realm of mathematics, Aleph numbers play a significant role, serving as a series of numbers that denote the…

          Read More

            James Webb Space Telescope Reaches Its Destination in Huge Mission Milestone

            Gerd DaniJanuary 25, 2022March 28, 20260

            The James Webb Space Telescope has fired its thrusters and reached its orbital destination around a million miles (1.5 million…

            Read More

              Pfizer COVID-19 Vaccine Associated With Increased Risk of Carditis (Heart Inflammation)

              Gerd DaniJanuary 25, 2022March 28, 20260

              A case-control study found that despite low absolute risk, there is an increased relative risk of carditis associated with BNT162b2…

              Read More

                The Graviton: The Quantum Particle That Makes the World Round

                Gerd DaniJanuary 24, 2022March 28, 20260

                In the great classroom of physics — otherwise known as the universe — gravity doesn’t work or play well with…

                Read More

                  Introducing the collision theory

                  Gerd DaniJanuary 24, 2022March 28, 20260

                  Collision theory states that when suitable particles of the reactant hit each other with correct orientation, only a certain amount…

                  Read More

                    Climate Change Could Open Up ‘Rivers in The Sky’ Over East Asia

                    Gerd DaniJanuary 23, 2022March 28, 20260

                    We know that the climate crisis is already having a profound effect on global weather systems, altering temperatures, rainfall, wind…

                    Read More

                      What and where are extra dimensions?

                      Gerd DaniJanuary 23, 2022March 28, 20260

                      It is widely believed that we live in a four-dimensional world comprised of length, width, height, and time. But the…

                      Read More
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