World Earth Day: A new landscape on the horizon

Changes in the East African rift system suggest that the African continent could split into two

Humanity’s birthplace: why everyone alive today can call northern Botswana home

Earliest population of modern humans arose 200,000 years ago in an area that covers parts of modern-day Botswana, Namibia and Zimbabwe

Big helium reserve found in Tanzania

Helium is extremely rare on the earth. Its concentration in Tanzania could be 54 billion cubic feet in just one part of the Rift Valley

Five little-known diseases to watch out for in 2017

Emerging diseases on which the experts are keeping a close eye

Volcanoes play their own role in warming Earth: Study

It also found that all volcanoes on the planet are emitting carbon dioxide

FAO, Swiss Institute team up to fight bird flu and other infectious diseases

Both organisations are developing tools to improve early detection of such pandemics

Superplume splitting Africa

Rift could be replaced by ocean in 50 million years