A Namib desert beetle runs to stay cool: how scientists solved the puzzle of this unique and speedy species

By Duncan Mitchell, Honorary Professorial Research Fellow, University of the Witwatersrand

The Namib desert of south-western Africa can be extremely hot – the surface temperature can be over 50°C. But a surprising number of around 200 beetle species live on its bare, inhospitable-looking sand dunes.

Scientists studying them were perplexed by the astonishing behaviour of one of the beetle species – a darkling beetle, Onymacris…

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~	Human Rights Council elects Indonesian candidate President for 2026

~	Taming the moral menace at capitalism’s core

~	Grok produces sexualized photos of women and minors for users on X – a legal scholar explains why it’s happening and what can be done

~	The western US is in a snow drought – here’s how a storm made it worse

~	Illness is more than just biological – medical sociology shows how social factors get under the skin and cause disease

~	Seeking honor is a double-edged sword – from ancient Greece to samurai Japan, thinkers have wrestled with whether it’s the way to virtue

~	Racial profiling by ICE agents mirrors the targeting of Japanese Americans during World War II

~	Climate adaptation has a new global plan. What the Belem indicators are and why they matter to Africa

~	South Africa’s addressing system is still not in place: a clear vision is needed

~	Retaining employees as they age is possible with more flexibility