Hydrocarbon Fuels Engines in the 20th Century
Transport in the twentieth century was revolutionised by the invention of engines running on hydrocarbon fuels - gasoline, diesel oil, and paraffin. The...
This horseshoe crab (Limulus polyphemus) was formerly a crustacean and is the sole survivor of an extinct group of arthropods intermediate between trilobites and...
Looking like Long-Limbed versions of their close relatives, the starfishes, Brittle Star occurs in huge numbers around the sea coast. Sometimes thousands of individuals...
The coral reef destruction is badly impacted due to human activities. Reefs are very fragile underwater ecosystems and environments that cannot tolerate a wide...