• The US has finally destroyed all of its chemical weapons. Vox.
• Explore how much the world has changed since you were born. Human Progress.
• The plastic-eating bacteria that could change the world. The Guardian.
• Girl receives UK’s first rejection-free kidney from mum. BBC News.
• Renewable energy champion Kenya plans Africa’s biggest wind farm. Bloomberg.

For more good news, check out The Progress Network, and Future Crunch.