Ancient bone found in Spain could be Hannibal’s war elephants It would be the first hard evidence that elephants were used in battle by General Hannibal. Source
What is the dart frog toxin allegedly used to kill Alexei Navalny? The toxin, epibatidine, can be found in frogs in the wild in South America or manufactured in a lab. Source
Trump eyes Venezuela visit – but obstacles to his oil plan remain The US president wants American energy firms to start extracting the crude but they are reluctant. Source