Ukrainian President Volodymyr Zelensky said on Monday evening that intelligence suggests Russia is preparing another major attack on Ukraine. Zelensky said the attack, which could happen in the next few days, could include drones which might take out air defences and missiles, urging Ukrainians to pay attention to air raid sirens.

Scientists used data from NASA's Perseverance rover to find tiny lightning bolts on Mars that could scour biosignatures off the world's surface

BARCELONA/MADRID, Dec 1 (Reuters) - Spanish police, soldiers and park rangers are racing to identify wild boars that might be infected with African ​swine fever and prevent the disease from crossing into the country's domestic herd, which is central ‌to its multi-billion-euro pork export industry. Operatives are using drones, infrared technology and sniffer dogs to find any boar carcasses for testing, ‌as well as sealing off the areas around animal tracks under highways and pipework to prevent