SI gets a makeover
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
Beyond the lithium-ion battery
Engineering a sustainable, electrified future means developing materials with properties that surpass those found in current technologies
A wave of discovery
James Hough tells the story of the last 30 years of gravitational-wave astronomy, which has had a revolutionary impact
It’s an ad, ad, ad, ad world
Consolidations, closures and change: a look at how the industrial physics community has evolved in the 30 years since Physics World's first issue
A shining example
If there's one branch of physics that's transformed life over the last 30 years, it's research into optics and lasers, says Jeff Hecht
Ignition pending
Melanie Windridge examines how prospects for harnessing fusion energy on Earth have fared over the last 30 years
Temperature’s rising
Jon Cartwright looks at how research into high-temperature superconductivity fizzled and then revived
Back to the future
Michael Banks looks at how some of the big news stories in physics from 30 years ago have moved on
Triumphs and frustrations
There have been major breakthroughs in the last 30 years, but the Standard Model of particle physics is still standing strong, as Christine Sutton explains
Putting quantum noise to work
Noise in physics experiments is usually an unwanted annoyance, but Philip Ball investigates new research that's attempting to put quantum noise to work
