This animation is a global visualization of the first year of carbon dioxide measurements (Sept. 2014 – Sept. 2015) from
Read MoreThe French and Indians have short sex, while Nigerians and Greeks take their time.
Read MoreHuman embryo and fetus development from fertilization to birth.
Read MoreCheck out this map showing where red hair is most common across Europe – it reveals some surprising patterns in different regions and tells us a lot about genetic history.
Read More1 square = 1,000,000 tons.
Read More