Chambers in Egypt’s Great Pyramid concentrate radio waves
Computer simulations reveal electromagnetic properties of huge structure at Giza
Time traders
With today's high-speed financial markets, every microsecond counts – but how do traders stay up to speed? Jon Cartwright explains
Graphene-based bolometer runs at ultrafast speeds
Device does not need to be chilled to ultralow temperatures
Earthquakes could be detected using undersea telecoms cables
Laser-based technique could be a boon for seismologists
Getting the measure of measurement
Ahead of World Metrology Day, Anna Demming visited the National Physical Laboratory
Graphene nanoscrolls mimic man’s best nose
An artificial sniffer’s biomimicry-inspired nanostructure leads to enhanced performance of a gas sensor at lower target concentrations
Optical lattice clock shatters precision record
Spectroscopic imaging reduces frequency variations
Portable optical lattice clock measures elevation
First time a super-precise timekeeper is operated outside of a lab
Optical clocks hit the road
Two groups unveil very accurate, portable atomic clocks
Dual optical clock races towards peak precision
System reduces dead time by switching between atomic ensembles