EarthHuge hot blobs inside Earth may have made its magnetic field wonky Simulations suggest that two enormous masses of hot rock have been involved in generating Earth’s magnetic field and giving it an irregular shape News
EarthGiant boulder on clifftop in Tonga was carried by a 50-metre-high wave A huge tsunami hit a cliff in Tonga 7000 years ago and carried a 1200-tonne boulder 200 metres inland, making it the biggest wave-lifted boulder ever found on a cliff News