You have 20 hours to make your stand on the leaderboard. Survival format is so cool. You can get interesting rewards if you make it to the top 20. Game On.

It's another week for the Around the World Challenge, an initiative to share photos of the beauty, locations, sights and structures in our cities. Interested to participate? Read the post guidelines. While

This publication was also writen in SPANISH and PORTUGUESE. Physics World Whenever I watch a “chaotic” movie, I find myself imagining different scenarios in real life that I had never paid attention to