Quantum computers threaten many of the encryption systems that keep online communications secure. Margaret Harris investigates plans to make the Internet "quantum-safe"
Want to understand how quantum computers work and what they can do? Try developing games for them, suggests James Wootton
In today's solar-PV market, silicon is king. Will later generations of materials ever steal its crown? Jon Major assesses their chances
Solar windows could make buildings "greener", but past attempts to commercialize the technology have run into obstacles. Will the latest efforts succeed?
From a human ruler to a space-sickness scale, Stephen Ornes looks at how some of the oddest and most surreal units came to exist
Cryogenics firms are developing novel ways of using liquid air, nitrogen and methane to store renewably-generated energy and reduce emissions
Helen Margolis discusses how humans have been trying to measure time with increasing accuracy for centuries, and how the next step in that quest is the optical atomic clock
A key meeting this month is likely to see all SI units defined for the first time in terms of fundamental constants. Benjamin Skuse explains the change
Engineering a sustainable, electrified future means developing materials with properties that surpass those found in current technologies
James Hough tells the story of the last 30 years of gravitational-wave astronomy, which has had a revolutionary impact