大象传媒

There have been fresh warnings from international organisations that refugees and migrants attempting to cross the Mediterranean to Europe continue to face deadly risks.

One of the UN鈥檚 leading experts on food security is warning that famine is possible if huge swarms of locusts in East Africa are not brought under control soon.

Scientists have found evidence of a mysterious 鈥済host population鈥� of ancient humans that lived in Africa about half a million years ago and whose genes live on in people today.