What the Heck Is This?
This might seem easy, but to guess exactly what it is would be hard for most people. Give it a try before you read on.
Need a hint? Okay: It's a lot more down to Earth than you might think.
No more hints.
This is a photo of the exhaust plume billowing out from rockets launching a space shuttle. It's the shuttle Endeavour in a night launch Feb. 8, 2010.
On Monday (May 16) Endeavour is slated to launch at 8:56 a.m. ET for its last flight. [Update: Endeavour Launched.]
Got a strange or interesting photo related to science, nature or technology? What the Heck, send it to me and maybe I'll use it. And you follow me on Twitter or Facebook.
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Robert is an independent health and science journalist and writer based in Phoenix, Arizona. He is a former editor-in-chief of Live Science with over 20 years of experience as a reporter and editor. He has worked on websites such as Space.com and Tom's Guide, and is a contributor on Medium, covering how we age and how to optimize the mind and body through time. He has a journalism degree from Humboldt State University in California.