Why are we so excited about new Mars rock samples collected by @NASAPersevere? Some have the highest concentration of organics this rover has ever seen.

This doesn’t necessarily mean life—we’ve got to bring them back to find out. Here are the next steps: https://t.co/uWyaZbvQzm pic.twitter.com/SLsYbxrcwY

— NASA (@NASA) September 15, 2022

This water mat-like machine floats freely in the ocean to harness wave energy. #gigadgets #wave #renewable #cleanenergy #greenenergy pic.twitter.com/clxX1wJINk

— GiGadgets (@gigadgets_) August 30, 2022

Top 5 countries in the world based on research and development spend:

1. Israel
2. South Korea
3. Switzerland
4. Sweden
5. Japan pic.twitter.com/J85H0G7X9P

— Vala Afshar (@ValaAfshar) January 24, 2021