Objects travelling at relativistic speeds will shorten as a consequence of Einstein's special relativity. But what, asks David Appell, if you try to look at such an object?
Read article: The invisibility of length contraction
Cosmologist Jo Dunkley discusses her new book Our Universe: an Astronomer’s Guide
Read article: Big questions in astronomy and debating the value of an LHC successor
Journalists discuss a physics-inspired art exhibit and the week’s research highlights
Read article: Pondering the meaning of time and creating black hole analogues
Experiment is a “milestone” towards seeing the spontaneous emission of Hawking radiation from a lab-based analogue, but questions still remain
Read article: Physicists stimulate Hawking radiation from optical analogue of a black hole
An “antiuniverse” where time runs backwards and antimatter dominates would naturally explain the existence of dark matter
Read article: Our universe has antimatter partner on the other side of the Big Bang, say physicists
Weyl metals and all their fascinating phenomena are not the only systems for cosmological simulations
Read article: Benchtop cosmology exploits solid-state systems
Journalists discuss Answers to the Big Questions and Hawking’s recent paper on black holes
Read article: Talking Hawking – his new book and ‘last’ scientific paper
Hawking’s hope, humour and cosmic insight kindle curiosity at the press launch of his final book, Brief Answers to the Big Questions
Read article: Posthumously publishing Hawking
David Appell reviews Lost in Math: How Beauty Leads Physics Astray by Sabine Hossenfelder
Read article: The trouble with beauty
A new paper from Roger Penrose and insights into the movement of radioactive isotopes
Read article: The universe could be caught in a loop and a natural nuclear reactor
