Kara Wexler

From NASA’s photos to science fiction, we all think we know about Mars. But what is the red planet actually like? The artwork Mars by UK-based artist Luke Jerram brings the planet closer to us than we’ve ever been before. 

The Dawn of a New Era: The Invention that Re-Defined Road Safety

When the automobile was invented in the 19th century, it changed transportation forever. People could go wherever they wanted, whenever they wanted, faster than they ever could before. As cars became more ubiquitous, however, so did injuries and deaths from car accidents. One of the biggest issues was intersections, where cars, horses, and pedestrians tried to move through simultaneously. The solution was something that we’re all used to seeing today – the traffic light.

Origins of the Telegraph
For centuries, people tried to find ways to communicate across long distances quickly. Flags, sounds, smoke, or lights would only go as far as they could be seen or heard. While the idea for a machine dates back to the 1700s, it wasn’t until the 19^th century that the telegraph – a machine that transmits text across distance – was developed. While many inventors came up with different versions, the man who truly brought the telegraph to the world is Samuel Morse. 

Depicting Motion Through Images

When visitors enter Jordan Lobby at The Franklin Institute, they see four flags: the United States flag, the state flag of Pennsylvania, the flag of the City of Philadelphia, and a flag with 13 8-pointed stars and red, white, and blue stripes – the Franklin flag.

You've likely heard of the 'women computers' working in the space program in the early to mid-1900s through the film Hidden Figures. but did you know that there were 'computers' in other fields?