Highlights Physics World  July 2020

Features: Why physicists are so unsure about the Hubble constant

The best day to win TV’s Come Dine With Me

Frontiers: Neutron stars may contain free quarks

News: Thousands of scientists strike in racism protest

News: Why technology could get added to the NSF

News: Physicists call for Irish science ministry

Interview: David Reitze, LIGO executive director

Could online meetings hurt the growth of physics?

Transactions: How to turn your bike into an e-bike

Critical Point: Where the micro and macro worlds meet

Features: How to deal with people who think the Earth is flat

Features: How blue lasers could boost electric-car batteries

Why the “big four” Internet firms wield too much power

Careers: Maryellen Gieger: training computers to hunt cancer

Careers: Sabine Hossenfelder: ask me anything

The latest physics jobs and courses

Take our quiz to test your physics trivia