theguardian.com / .theguardian-com-science

Covid, light pollution regulations and faltering global economy affect location and intensity of brightness ...

Other lives: Biologist and lecturer at Cranfield university with an interest in volatile organic compounds such as breath, sweat and blood ...

Scientists suggest red hair and fair skin were favoured for vitamin D efficiency in study focused on whether human evolution plateaued after advent of agriculture ...

For his project 'De Oförtrutna' (The Relentless), photographer Christer Björkman pictured Swedish scientists working in the spirit of Carl Linneaus, the botanist who created the modern taxonomic system that classifies organisms based on appearance. ...

This week's best wildlife photographs from around the world ...

Madeleine Finlay sits down with co-host and science editor Ian Sample to discuss three eye-catching stories from the week, including a review into the effectiveness of a new class of Alzheimer's drug that was once hailed as a game-changer in slowing ...

Informal migration, plus climate change and rising numbers of cases globally, are complicating the tireless efforts of the landlocked African country to eradicate the killer disease ...

Data assessed from 17 clinical trials of anti-amyloid drugs found no 'meaningful effect' on cognitive decline ...

Scientists say finding is 'very concerning' as collapse would be catastrophic for Europe, Africa and the Americas ...

Editorial: Science rarely produces identical outcomes. Mistaking this for failure turns caution into an excuse for inaction ...