Read article: Physics in the pandemic: ‘In military terms, the logistical supply line is interrupted’
Stockholm-based defence researcher Steven Savage reflects on the pros, cons and unknowns of Sweden’s comparatively relaxed approach to the COVID-19 crisis
Read article: Hubble’s best shots: NGC 1866, a great ball of stars
A globular cluster with a mystery at its heart is the latest in our series honouring the 30th anniversary of the Hubble Space Telescope
Read article: Hubble’s best shots: Eta Carinae
The aftermath of an explosive episode 7500 light-years away is the fifth in our series of images honouring the Hubble Space Telescope's 30th anniversary
Read article: Hubble’s best shots: a cheeky gravitational grin
A happy line-of-sight coincidence and one of Einstein's most dramatic predictions make a striking contribution to our series on the Hubble Space Telescope's 30th anniversary
Read article: Zoom backgrounds from Perimeter Institute, physics infographic from Alan’s Factory Outlet, clever magnetic clock
We also reveal the answers to our physics quiz in this Red Folder
Read article: Hubble’s best shots: The Helix Nebula
Our series on the 30th anniversary of the Hubble Space Telescope's launch continues as Keith Cooper reflects on the last stages in a star's life
Read article: Hubble’s best shots: Light echoes from V838 Monocerotis
Our series on the 30th anniversary of the Hubble Space Telescope's launch continues with an image of a mysteriously bright star
Read article: Physics in the pandemic: ‘Meeting face-to-face is a luxury we can’t afford right now’
Astronomers are used to working remotely, but as PhD student Vivek Kumar Jha explains, old habits take on a new character during a crisis
Read article: Hubble’s best shots: The Horsehead Nebula
The first in a new series of blog posts honouring the 30th anniversary of the Hubble Space Telescope's launch
Read article: Bored of the lockdown? Get your brain working with this physics trivia quiz
A special Red Folder quiz to get you through the global COVID-19 lockdown
