Half of Global Wastewater Untreated – Equivalent to 70 Million Olympic-Sized Swimming Pools Each Year

2700-year-old face cream was made from animal fat and cave ‘milk’

Happy New Year, Mars. Here's Why It's Such a Crucial Week

It’s New Year’s Day On Mars. Here’s Why The ‘Red Planet’ Is In For A Busy First Week As 3 Spacecraft Approach