Trump Warns Against Major Conflict With North Korea

President Trump has said that a major conflict could break out with North Korea over its nuclear and missile programmes. The US president said he would prefer a diplomatic solution -- but said that would be very difficult to achieve.

Scientists in the US say they have developed a device that imitates photosynthesis in plants.

There are growing speculations about the health of Nigerian president Mohammadu Buhari since he has missed cabinet meetings, recently. We get the latest from his spokesman Garba Shehu.