Disasters Locust invasion Two Locust species ravage crops in Niger: Desert Locust and Grasshoppers, causing massive losses to farmers. Gender Inspiring girls in STEM Farming Workable solutions for smallholders Health Bacteria resistant implants Orthopaedic implants made of titanium can be made bacteria-resistant by altering their surface structure, avoiding antibiotics. News: 21/02/17 Latin America weighs up lithium prospects Argentina, Bolivia and Chile are preparing to profit from the global demand for lithium. Will they do it? Technology Energy Earth science Environment Feature: 20/02/17 The locust invasions devastating Niger In between invasions of desert locusts, other locust species swarm in and destroy crops, causing food insecurity. Agriculture Farming Disasters Food security Environment SciDev.Net at large: 17/02/17 Online tool to track African women in STEM Tool for tracking mentored students aims to boost girls and women in STEM, seen as key to Africa’s sustainable future. Capacity building Education Enterprise Networks Engineering News: 15/02/17 Mixed approach holds promise to African smallholders An event has called for increased use of emerging tech to help African smallholders raise production and yields. Farming Technology Enterprise Agriculture Sustainability Leave no child behind: Moving the agenda forward Progress has been made protecting children around the world, but how can we continue this trend, as well as assess children under the radar? How to advance your career in science How do you get on the right path in your scientific career? Here we’ve distilled advice and tips from researchers. Bhutan’s quest for alternative energy Shrinking glaciers and a changing economy are forcing the Bhutanese to question their dependence on hydropower. Mapping trachoma to eliminate blindness Explore how a huge project targeting this infectious eye condition has set the standard for surveying disease. Africa's hydropower future Does hydropower hold the key to ending African energy poverty? Discover the data behind the dams in this immersive feature.