UN climate change chief urges alma mater to divest from fossil fuels

Swarthmore College has an estimated $139 million in fossil fuel holdings

Exercising could help fight cancer, says study

Physical activity boosts flow of drugs to the tumour, making chemotherapy more effective

Deepwater Horizon spill: Dispersant more toxic to corals than oil

Following the spill, coral populations were coated with a dark-coloured flocculent slime that was found to contain oil from the spill and …

COVID-19: 3 distinct immune responses to SARS-CoV-2 identified

The discovery could help predict the trajectory of disease in severe cases and ultimately inform treatment decisions