Applying Western geographical concepts to distant lands isn’t always a straightforward pursuit, as Charlie Walker discovered during a quest to locate the remote, unmapped source of Papua New Guinea’s longest river
As the USA's devastating opioid epidemic rages on, scientists work to track the use of potent synthetic drugs. Monitoring their circulation and supply is critical to solving the crisis
The remarkable speed with which Covid-19 vaccines were created shows how quickly medical breakthroughs can take place when funds and resources are pooled. But many diseases don’t receive such attention. Can Covid-19’s legacy help to eliminate neglected diseases or is…
Climate change is forecast to trigger the mass migration of millions of people over the coming decades, but are these predictions really accurate? Chris Fitch investigates
Life on the outskirts of Lake Baikal in southern Siberia, the world’s deepest lake, is evolving, but change comes slowly to Russia’s frozen outpost, nearer to Beijing than Moscow
Steven Amstrup has dedicated his life to polar bears, working to understand their behaviour, mitigate their threats and conserve their remote and threatened polar habitat
Every autumn in the Caucasus Mountains, men climb to the top of Nordmann firs to harvest pine cones whose seeds will feed the lucrative European Christmas tree market. But this activity generates very limited economic benefits for Georgia’s Racha province,…
Hazel Barton is a microbiologist and cave researcher. She is passionate about the alue of exploration to help humanity combat the planet's most urgent issues
Scientists are working to mimic the transfer of immune-boosting microbes that takes place during vaginal births to help those born by caesarean section
Sarah Battersby is fascinated by globalisation and its impact on developing economies. She has recently conducted her own research in Nepal, and has her sights on Peru as her next case study area
Emily Baxter is a 29-year-old wildlife veterinarian currently working at Ikhala Veterinary Wildlife Services, South Africa. Emily is the star of the Channel 4 programme, Work on the Wild Side in which she helps students learn the daily responsibilities of working with…
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