Acanthosis nigricans can cause skin to become thickened and velveteen to the touch.
TuktaBaby/ Shutterstock
Skin is the largest and most visible organ in the human body – and can provide many clues about what’s going on underneath it.
The Cable Street Mural by Dave Binnington Savage, Paul Butler, Ray Walker and Desmond Rochfort (1979 – 1983).
Amanda Slater/Wiki Commons
This is the story of how music became a battleground in the 1980s and 1990s, as antifascists fought fascism with guitars and microphones.
German troops enter Amsterdam in May 1940.
Amsterdam City Archives/ANWL00029000013
40 years of research have shown that Jews, in Amsterdam and beyond, refused to be terrorised by Nazi oppression.
A 19th-century depiction of a surgeon treating the foot of a male patient.
Historical image collection by Bildagentur-online/Alamy
Keeping wounds clean and infection free has challenged people for thousands of years.
Theresia Krausl
Studies have struggled to capture how pesticides affect bees outside of a lab.
Phthalates are one of these pollutants that our skin can absorb.
atk work/ Shutterstock
These pollutants can originate from many common household products – including vinyl flooring, plastic toys, cleaning products and furniture.
Dogs being taken care of in an image from Livre de la Chasse (Book of the Hunt).
The Morgan Library and Museum/Faksimile Verlag Luzern
The place of dogs in society changed when hunting became an aristocratic pastime, rather than a necessity.
Tragedy: a protester against the Netanyahu government at a vigil in Tel Aviv for the Israeli hostages, January 20.
EPA-EFE/Abir Sultan
A selection of analysis from our coverage of the war in Gaza over the past fortnight.
Shutterstock/Pavlova Yuliia
Two thirds of people with Alzheimer’s disease are women – but activation of a brain protein called CYP46A1 might hold the key to prevention.
DimaBerlin/Shutterstock
Smell training is one of the few options for recovering a lost sense of smell – but can we make it more effective?
More swimming pools could soon be heated using excess heat emitted from data centres in more than 150 UK locations.
Computer data centres produce vast amounts of heat that often gets wasted - now that’s being harnessed to warm swimming pools and improve overall energy efficiency.
Visualising the colours birds perceive reveals the ultraviolet patterns that are usually hidden from us.
Vasas et al. (2024) PLOS Biology
Humans can’t see ultraviolet light – but lots of other animals can.
Making mistakes with spreadsheets can not only cause us personal frustration but can also lead to some very serious consequences.
Andrey_Popov/Shutterstock
Spreadsheet-related errors can have serious consequences in the private and public sector. But what can we do to overcome them?
Orly Weintraub Gilad bears her grandfather’s Auschwitz number on her right arm.
John Jeffay for The Conversation UK
Alice Bloch talks about her research with the descendants of Holocaust survivors who have replicated the Auschwitz tattoo. Listen to The Conversation Weekly podcast.
Orly Weintraub Gilad with her grandfather’s Auschwitz number, A-12599, tattooed on her arm.
John Jeffay for The Conversation
As the Holocaust passes out of living memory, such embodied memorialisation ensures people will still talk about what happened.
Many blue zone diets are rich in plant foods.
Studio Romantic/ Shutterstock
Centenarians living in the world’s ‘blue zones’ share a surprising number of similarities when it comes to their usual diet.
H Ko/Shutterstock
An anatomist explains why turbulence on flights makes us feel so ill and disoriented.
The red berries of the underground palm are just visible at the soil surface.
Agusti Randi
A recently discovered palm tree has an unusual survival strategy - it flowers and fruits beneath the ground
Taapsee Pannu and Shah Rukh Khan take the donkey route.
TCD/Prod.DB / Jio Studios
Shah Rukh Khan’s new film sheds light on the history of UK migration policy.
The 4Stock Team
A new study consulted futurists for their predictions about technological evolution.