The cachalot is a giant cetacean seen vary rarely, for they often dive to deep depths. They're also known as sperm whales after their spermaceti, a waxy substance in the whale's head cavity, which is considered valuable.
(ËkÉzmÉªk) adj. 1. (Astronomy) of or relating to the whole universe: cosmic laws. 2. (Astronomy) occurring or originating in outer space, esp as opposed to the vicinity of the earth, the solar system, or the local galaxy: cosmic rays. 3. immeasurably extended in space or time; vast.
â¦in tracing planetary evolution is nucleosynthesis, the formation of the chemical elements on a cosmic scale. This includes the nuclear processes by which the lightest elementsâmostly hydrogen and heliumâwere produced at the explosive birth of the universe (see big-bang model), 13.8 billion years ago, and the subsequent formation of theâ¦