Use the 4-7-8 method to fall asleep.You simply breathe in through your nose for four seconds, hold your breath for seven seconds, and exhale through your mouth for eight seconds. It's crazy. It works. • photo of Dukha child and Mongolian reindeer by Hamid Sardar-Afkhami
Tadpoles overhead. Overall winner, Category winner: Ecology and Environmental Science. Tadpoles of many anuran species come in high numbers, but not many make it to adulthood. Here a group of common toad (Bufo bufo) tadpoles is seen from below by Bert Willaert, Belgium. It was shot with a canon G12 camera in a Recsea underwater housing and a Dyron dome port.