Elsewhere on new scientist

1 min read

NS Live

On 12 October, astrophysicist Or Graur will describe the way we first learned of the existence of galaxies in records made nearly 2000 years ago. Find out how we realised that they are objects separate and far away from the Milky Way, and how they were used to infer the existence of dark matter and to give us insights into the expansion of the universe.

newscientist.com/nslmag

Tour

Immerse yourself in the Inca civilisation’s most important archaeological sites with anthropologist, film-maker and mountaineer Peter Getzels. Peru is a stunning land of deserts etched with ancient geoglyphs, soaring peaks harbouring secret cities and many other stunning landscapes. This 10-day tour begins on 17 September and costs £3599.

newscientist.com/tours

NS Live

Galactic origins These vast, distant objects underpin cosmology

Tour

Heart of the Incas Walk through cloud forests into the Sacred Valley
NASA, ESA, CSA, STSCI, ALBERTO BOLATTO (UMD) VILLE PALONEN/ALAMY

Newsletter

Podcast

Science and medicine attempt to be unbiased, unaffected by social constructs. Yet we see evidence to the contrary every day, ranging from the false-yet-persistent claim that Black people’s bones are denser to the reality that the covid-19 pandemic disproportionately affected people of colour. In this episode, science journalist Layal Liverpool discusses how race and racism infiltrate every aspect of health.

newscientist.com/nspod

Video

Martha Well