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Astronomy
Physics
Hi-Tech
- A.I.
- Robots
Health
Lifestyle
- Sport
- Music
Environment
- ClimateChange
Biology

Curiosity

A tabby cat asleep on a person's chest with a faint gold waveform tracing the purr across the ribcage.

Does a Cat’s Purr Really Heal Bones?

By Gerd Dani / August 13, 2026

Residents search a field of concrete rubble beside a partially collapsed four-story building after the magnitude 7.4 Colombia earthquake.

Earthquake Magnitude Scale: Four Answers

By Gerd Dani / August 10, 2026

A hairdresser and a seated client talking through a lit salon window at dusk while a large glowing advertising screen goes unwatched on the empty street behind them.

Does Social Influence Beat a Climate Campaign?

By Gerd Dani / August 8, 2026

Infographic summarizing the 2026 Perseid meteor shower, showing the radiant in Perseus, the ideal-sky rate, the activity window and viewing tips.

Perseid Meteor Shower 2026: The Real Rate

By Gerd Dani / August 6, 2026

Jupiter's Great Red Spot, an orange oval measuring 13,900 km, shown at true scale beside Earth at 12,756 km across.

The Great Red Spot Is 195 and Shrinking

By Gerd Dani / August 3, 2026

"Cosmic timeline running from the Big Bang through a spiral galaxy, nebula and supernova to the newborn Solar System and a human hand made of stardust."

Made of Stardust, From Big Bang to Bones

By Gerd Dani / August 2, 2026

A spacecraft crosses an orange and blue curved spacetime grid above equations and a seated man.

Alcubierre Drive: Can Warp Travel Ever Work?

By Gerd Dani / July 21, 2026

Promotional graphic for the July 17 Cosmic Messengers lecture, showing a neutron-star merger above radio and optical observatories with a speaker portrait and FreeAstroScience branding.

Astronomy, Educational

Join Our Cosmic Messengers Lecture on July 17

By Gerd Dani / July 17, 2026

Infographic showing five moonquake facts with a cutaway Moon, Apollo lander, seismic waves, temperature extremes, tidal cycles, and a lunar cave.

Moonquakes: Why the Moon Rings and Shakes

By Gerd Dani / July 17, 2026

Spiral galaxy branching into smaller self-similar copies against navy space, beside the title Is the Universe a Fractal.

Is the Universe a Fractal? A Physics Reality Check

By Gerd Dani / July 14, 2026

NASA visualization showing a cross-section of Earth's Van Allen radiation belts as coloured bands wrapping the planet.

AstroPhysics, Physics

How Could Nuclear Weapon Detection in Space Work?

By Gerd Dani / July 10, 2026

Space-themed promo graphic for the "Moon, Mars & the Mind" stream: a rocket, the Moon, Mars, a grey alien with a UFO, and three segment titles.

Astronomy, Educational, Exploration

Moon Landing Sites, Artemis & the God vs. Aliens Debate

By Gerd Dani / July 7, 2026

A glowing blue brain representing freedom of thought connects to a smartphone emitting red social media fake news warnings, with text asking "Is Science Disinformation a Free Speech Right?" (

Educational, Lifestyle

Science Disinformation vs Free Speech: Where Is the Line?

By Gerd Dani / July 5, 2026

Speaker Miracle Chibuzor Marcel next to the orbiting Tiangong Space Station. Text reads: What's Inside the Tiangong Space Station? FreeAstroScience.

Educational, Exploration

What’s Inside the Tiangong Space Station?

By Gerd Dani / July 4, 2026

A conceptual illustration of a gentle hand stopping a swinging Newton's cradle. The left side features cold blue lighting and classical physics equations, representing the rigidity of science. The right side features warm golden light and a glowing lotus, symbolizing peace and nonviolence. Created for FreeAstroScience.

Mathematics, Philosophy

Is Nonviolence Hidden Inside the Logic of Science?

By Gerd Dani / July 4, 2026

Canicule paradox visualized: air conditioners overheat a French city while a nuclear plant slows on an overheated river, with a cooling tree as the natural solution — FreeAstroScience

Environment, Technology

The Canicule Paradox: Are ACs Killing Our Power?

By Gerd Dani / July 2, 2026

China coal production concept: the red Chinese flag fades into a heap of jagged dark coal lumps along a diagonal split.

Economy, Educational, Environment, GeoPolitics

China Coal Production: How Big Is It Really?

By Gerd Dani / July 2, 2026

Scientist holding glowing knowledge sphere facing a storm of misinformation screens — FreeAstroScience cover on the devaluation of expertise

Philosophy, Physics

Devaluation of Expertise: A Scientist’s Honest Take

By Gerd Dani / July 1, 2026

Celebratory FreeAstroScience 6th Anniversary Quiz Game banner featuring a cosmic space background, fireworks, trophy, glowing Earth, and interactive science-themed elements promoting a space knowledge challenge.

Can You Ace Our 6th Anniversary Quiz?

By Gerd Dani / June 27, 2026

https://claude.ai/chat/18438140-3307-4edd-81d6-4eb548ac435c#:~:text=Heliocentric%20solar%20system%20diagram%20above%20a%20portrait%20of%20Nicolaus%20Copernicus%20and%20the%201543%20title%20page%20of%20De%20revolutionibus%20orbium%20coelestium.

Astronomy, Educational

Why Copernicus, Not Aristarchus, for Heliocentrism?

By Gerd Dani / June 25, 2026

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