1 Plant/Animal Cell Model (interactive) 2  Pumping Heart Cells. 3  Apoptosis (video) 4  Cell Cycle (interactive) 5  Mitosis (interactive) 6  Meiosis (interactive)  Microscopy.
Amtrakâs Acela Express is currently the fastest train in the US, capable of a maximum speed of 150 mph (241 km/h) â although it typically travels at about half that speed. Depending on whose definition you go by, that may or may not qualify it as a high-speed train. Source: State of California (PDF) via Inhabitat.
Top 10 Fastest Trains In The World. Two Chinese trains top the list, with the fastest one reaching speeds of 431 km/h. 1. Shanghai Maglev Train, China. Operating speed: 431 km/h Capacity: 501 km/h The Chinese magnetic levitation train was built as a joint venture by Siemens and ThyssenKrupp and was launched in 2003.