Photo essay A milestone journey on bamboo Liam Ackerman will cycle 500 kilometres on a Philippine-made ‘Bambike’ to deliver a Kindle e-reader to a school in the Indian Himalayas. Video Refugee numbers higher than ever 20% off introductory offer Media skills for scientists Analysis blog: 30/06/16 Telemedicine saves lives in disaster zones Remote consultations help medics provide better care to those hit by war and catastrophe, says Raghu Venugopal. Communication Medicine Conflict Disasters Health News: 29/06/16 Soy diesel less toxic than other fuels Biodiesel used in Brazil made from soybeans causes less damage to lung cells than common diesel, lab study finds. Health Biofuels Energy Pollution Multimedia: 28/06/16 Philippine bamboo bike going on an epic trip A bamboo bicycle produced by a Philippine community project will be used for an Amazon delivery to the Himalayas. Innovation Technology Environment Education Children News: 28/06/16 African hunger policy silent on climate risks An African policy that aims to end hunger by 2025 underestimated the risk of climate change, says a new report. Climate change Policy Agriculture Governance Knowledge economy Lack of transgender healthcare curbs development Limited support in Africa and the Middle East can stop transgender people working, researchers warn. Mapping trachoma to eliminate blindness Explore how a huge project targeting this infectious eye condition has set the standard for surveying disease. The hidden digital divide The unstoppable global spread of the internet is encouraging, but wider access alone won't close the data gap. Africa's hydropower future Does hydropower hold the key to ending African energy poverty? Discover the data behind the dams in this immersive feature.