FEATURED_Silent_Evolution_Jason-deCaires-Taylor_Sculpture

Jason deCaires Taylor casts giant cement sculptures that weigh thousands of pounds — and then sinks them into the ocean. His idea: to create a unique underwater gallery that algae, corals and other sea creatures can call home.

Secrecy is often used as a legal shield to cover up illegal actions by businesses. Anti-corruption activist and TED Prize winner Charmian Gooch explains why we should care — and what we should do.