In short bursts, a lion or a cheetah can overtake it. But an ostrich can motor for 10 miles straight at a steady 30 miles an hourâfaster than Lance Armstrong in a time trial.Research biologist Jonas Rubenson of Northeastern University is one of several scientists eager to find out how they make it look so easy.n short bursts, a lion or a cheetah can overtake it. But an ostrich can motor for 10 miles straight at a steady 30 miles an hourâfaster than Lance Armstrong in a time trial.
View full sizeCleveland News fileGarrett Morgan, an inventor and part of Cleveland's black history, in 1949. As part of Black History Month, we remember Garrett Augustus Morgan, a Cleveland inventor and businessman best known for creating the modern-day gas mask and traffic light. Morgan, the son of former slaves, was born March 4, 1877. He moved to Cleveland in 1895 and was employed as a sewing machine repairman for a clothing manufacturer.
The tower was the first innovation that used the three-coloured traffic signal and appeared first in the City of Detroit, where the first three-coloured traffic light was built at the intersection of Michigan and Woodward Avenues in 1920. The man behind this three-colour traffic light was police officer William Potts of Detroit.