Once every spring, a few days after the full moon, corals of the great barrier reef release eggs and sperm simultaneously – a ...

Once every spring, a few days after the full moon, corals of the great barrier reef release eggs and sperm simultaneously – a phenomenon so spectacular it can be seen from ...

(via Veritasium) Glass is one of the most important materials humans have ever made.

(via MinuteEarth) The Grand Canyon is super-wide and super-deep, which might make you think that the Colorado River, which ...

If every facet of the reproduction process is based in evolution, how does menopause, something where reproduction is no ...