Topping up sand, planting artificial coral reefs and installing barrages — these are some of the solutions that experts said are on the table to safeguard Singapore's Sentosa island. This is ahead of ...

Where else does sand come from? Coral sand, also referred to as biogenic sand, isn’t just made up of material that’s passed through a parrotfish. The movement of the ocean is abrasive and can also ...

That piece of coral I spotted broke off from its home likely due to a powerful wave or a careless snorkeler. Once it fell ...

(Getty Images)| The Bahamas' 3-mile-long Pink Sand Beach gets its color from crushed pink and red shells of microscopic coral insects. The shells of these critters mix with the sand, making it ...