Opening the main drainage works at Crossness, 15 April, 1865

The building that changed London4 Apr 2015

There are many iconic buildings in the UK capital - but which is the most important? Thanks to the work of his great-great-great-grandfather, Edward Bazalgette's answer might just surprise you.

A boy splashes water in Madagascar.

WaterAid number one water, sanitation and hygiene charity25 Mar 2015 | UK

Philanthropedia – whose mission it is to improve the effectiveness of non-profit organisations – awarded WaterAid the number one spot in the water, sanitation and hygiene sector after surveying experts to identify who was making the greatest impact.

Registered Nurse Esther Mongi examines 19-year-old Rose Vincent, 9-months pregnant with her first child, at  Mlali Health Centre, Tanzania.

It’s time all babies had a Healthy Start17 Mar 2015 | UK

Fleur Anderson, WaterAid's Global Head of Campaigns, explains why safe water, toilets and good hygiene are a matter of life or death for newborn babies in the world's poorest communities.