Each rainy season in Nigeria brings with it a familiar nightmare of cities submerged, communities displaced, livelihoods ...

By Kristine Sabillo Researchers have released new maps documenting the “Great Nile Migration,” the Earth’s largest-known land ...

There are certain perennials expert gardeners grow for sturdy beauty and low-maintenance. Find out the perennials that expert ...

South Africa’s rural wastewater treatment plants release polluted water if they aren’t maintained properly. Microalgae that purify the water could be a solution.