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.
The train is planned to begin service in 2027. 1  Tokyo (CNN)It's a bird -- It's a plane -- It's an insanely fast Japanese bullet train. 2  A Japan Railway maglev train hit 603 kilometers per hour (374 miles per hour) on an experimental track in Yamanashi Tuesday, setting a decisive new world record.