The case of the missing exoplanet
One candidate exoplanet fades from view while nearby Fomalhaut b follows a distorted path, prompting debate over whether both objects are unstable dust clouds rather than solid worlds.
2026-04-10
Why Space Leaves Astronauts Weaker And Shorter
Microgravity reshapes muscles, bones and spinal discs, leaving astronauts temporarily weaker and slightly shorter when they return to Earth’s gravity.
2026-04-09
Watching a Supernova Remnant Fade
A supernova remnant that seems timeless in images is actually a short‑lived phase; astronomers observe its nebula expand, cool, and disperse into the interstellar medium within tens of millennia.
2026-04-09
Why Uranus Spins Like a Fallen World
Scientists link Uranus’s extreme axial tilt to one or more giant impacts and long‑term gravitational dynamics, reshaping its interior, rings and decades‑long seasons.
2026-04-08
When Faster Than Light Becomes Zero Distance
A speculative look at spacetime engineering where faster-than-light travel is reframed as geometric manipulation, turning distance into a design parameter instead of a speed limit.
2026-04-08
An Atom Too Big for the Solar System
New scaling thought experiments reveal that even if the observable universe were compressed to Earth size, a single atom would still vastly exceed the scale of the solar system.
2026-04-08
Why Our Finite Observable Universe Resides in Endless Space
The observable universe is limited by the finite age of cosmic expansion and the speed of light, while space itself may extend infinitely beyond what light has had time to reach us from.
2026-04-08
Carbon Clues To Life Beyond Earth
New planetary chemistry data now let astronomers test carbon‑based life beyond Earth with the same strict, biosignature‑level criteria once applied only to our planet.
2026-04-08
Why Venus Became Earth’s Ruthless Twin
Venus and Earth started similar, but a runaway greenhouse, extreme atmospheric pressure and tidal locking of heat turned Venus into a lead-melting world.
2026-04-07
The Solar System’s Hidden Security Grid
The Solar System behaves like a layered security system: five vast structures filter radiation and debris, stabilise orbits, and keep Earth’s biosphere in a narrow habitable band.
2026-04-07
Can Space Solar Outperform Earth Grids
Space-based solar power promises continuous clean energy via microwave or laser beams, but faces major hurdles in launch cost, conversion efficiency and grid integration.
2026-04-03
Why Rockets Still Work In A Perfect Vacuum
Rocket engines do not push on air. They generate thrust by ejecting mass backward, so conservation of momentum lets them accelerate even in a perfect vacuum.
2026-04-02
Why Black Holes Blaze Before They Feed
A black hole itself is dark, but infalling gas forms a hot accretion disk and relativistic jets that radiate intensely, making the region briefly one of the brightest objects in the universe.
2026-04-02
Why H. G. Wells Still Owns Our Worst Fears
Explores how a nineteenth‑century alien invasion novel anticipated modern anxieties about pandemics, drones, and information warfare more precisely than many recent thrillers.
2026-04-02
Why the Sun Keeps the Mass but Loses the Spin
The Sun holds most of the solar system’s mass, but magnetic braking and early disk dynamics shifted angular momentum into the planets’ orbits.
2026-04-07
When Sacred Iron Fell From The Sky
Ancient cultures treated meteorites as sacred iron, folding them into weapons, rituals and early cosmology long before formal astronomy existed.
2026-04-07
Why Astronauts Face Quarantine After Landing
Post-flight quarantine shields irreplaceable biomedical data on how spaceflight reshapes the human body, protecting research quality rather than blocking imaginary space germs.
2026-03-31
How A 4D Signal Would Really Reach Us
Physics suggests any communication from a hypothetical 4D being would appear only as familiar changes in our existing three dimensional fields and particles.
2026-03-31
Physicists’ 11 Dimensions vs The Missing Soul
Physicists pursue 11‑dimensional models because math and observation demand them, while neuroscience sees no detachable soul once brain activity stops.
2026-03-31
Why the Moon Is Not Just Another Satellite
Astronomers call the Moon Earth’s natural satellite, yet separate it from artificial satellites using orbital mechanics, formation history and dynamical control.
2026-03-31