Most Popular DARPA Tweets and Facebook Posts of 2015

The DARPA Twitter and Facebook feeds reach millions of people each year; our tweets generated more than 70 million impressions in 2015, while our Facebook posts garnered nearly 19 million impressions. People from around the world connect with DARPA to learn about the Agency’s steady stream of advances, share ideas, look back at historical achievements and peek ahead at the future of technology. According to the preferences of our followers, 2015 was a year marked by especially interesting work in the fields of space, aeronautics, robots, grand challenges and—fitting for the International Year of Light—photonics. Did your favorite DARPA program crack our top ten lists?

Here is a countdown of the ten most popular DARPA tweets ranked by number of retweets:

10. DRC Team NEDO-Hydra’s Robot (May 19, 2015)
    
    
    
9. Miniaturization of GPS Receivers (April 30, 2015)
   
   
   
8. TERN Phase III Award (December 29, 2015)
   
   
   
7. National Robotics Week (April 10, 2015)
   
   
   
6. Robots4Us Contest (March 18, 2015)
   
   
   
5. Congratulations to Winners of DARPA Robotics Challenge (June 7, 2015)
   
   
   
4. Anniversary of Sputnik (October 4, 2015)
   
   
   
3. World’s Lightest Metal (October 18, 2015)
   
   
   
2. New ALASA Technologies (February 5, 2015)
   
   
   
1. Back to the Future Day (October 21, 2015)
   
   
   

Here are the ten most popular DARPA Facebook posts of 2015, listed in reverse order based on number of likes:

10. Throwback Thursday—Miniaturization of GPS (April 30, 2015)
    
    
    
9. Announcement of CODE Program (January 21, 2015)
   
   
   
8. Team KAIST Wins the DARPA Robotics Challenge (June 6, 2015)
   
   
   
7. DARPA Envisions the World of 2045 (December 11, 2015)
   
   
   
6. Announcement of Gremlins Program (August 28, 2015)
   
   
   
5. Spot Demonstration at DARPA Robotics Challenge (June 6, 2015)
   
   
   
4. Debut of Upgraded Atlas Robot (January 20, 2015)
   
   
   
3. Rhex Takes a Walk (October 31, 2015)
   
   
   
2. Single-Chip Microprocessor Uses Light for Ultrafast Communications (December 26, 2015)
   
   
   
1. Navy’s USS Zumwalt Begins Sea Trials (December 9, 2015)
   
   
   

Curious what other DARPA activities captured the public’s interest in 2015 and even earlier? The links below reveal the top stories and videos from this year and prior years.

• The Ten Most Popular DARPA Stories of 2015
• The Ten Most Popular DARPA Videos of 2015
• The Ten Most Popular DARPA Stories of 2014
• The Ten Most Popular DARPA Videos of 2014
• The Ten Most Popular DARPA Stories of 2013

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Image Caption: The DARPA Facebook and Twitter pages receive millions of visits each year. In 2015, we shared information about new efforts and announced milestones reached in our existing programs. Here are the ten most popular DARPA Facebook posts of 2015 based on likes and the top ten DARPA tweets ranked by number of retweets. Click below for a high-resolution image.

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