Is the Universe Infinite? What Physics Says About Its Size
Is the universe infinite? Cosmologists cannot rule out a finite universe that wraps on itself or an infinite one: Planck plus BAO data only bound the curvature near zero.
Alex Turner
Alex Turner is an engineer who works on data centre infrastructure. He writes about data centres as physical buildings, where the choices are forced by heat and by the grid long before anyone decides them.
The Great Filter Theory: Why We See No Aliens and What It Means
The Great Filter theory says one step on the road to a spacefaring civilisation is so unlikely that it explains the silence. Is the filter behind us or ahead of us?
Tesla vs Edison: The Rivalry of the Ages
Tesla vs Edison is usually told as a duel between two inventors. The records show a different fight, and the most famous scenes never happened.
Energy straggling: why particles lose energy unevenly
Energy straggling is the spread in energy a charged particle leaves in a thin layer. In 300 µm of silicon the peak sits at 81.7 keV and the mean at 138.
Discoveries and New Technologies that Changed Warfare
Is Science the Ultimate Weapon? Unraveling the Dynamic Relationship Between Scientific Advancements and Warfare Throughout History.
How Dark Energy Will End the Universe, According to Physics
As the universe expands, galaxies drift apart and their stars fade into darkness. Discover the epic battle deciding the universe's end.
Blockchain: the Potential Beyond Cryptocurrencies
Can blockchain revolutionize industries and ensure future sustainability? Check it out.
Copper vs Fibre Cable: Speed, Reach and Bandwidth Compared
Copper or fibre for a data-centre link? How reach, channel checks, handling and quoted cost decide it, with three 100G examples.
Spintronics Explained: GMR, MRAM and the Road to Spin Logic
Spintronics already reads every hard-drive bit and ships as embedded MRAM. The physics, the devices that work, and why spin logic is still in the lab.
Graphene vs Silicon: Properties, Band Gap and Real Uses
Graphene beats silicon on mobility, strength and heat flow, but has no band gap. A sourced property table, the 2024 band-gap result and what ships today.
Is 6G a Thing? What Is Real and What Is Hype
Is 6G a thing? Yes — standards work has officially started, but not the way the hype says. What is real in 2026, and what arrives by 2030.
How To Make The Gig Economy Viable For The New Workforce
Independent work radically disrupts traditional careers. Debates rage as the gig economy booms on whether flexibility now outweighs vanishing job security.