Dr Michael Mann, who appeared as a witness at the Congressional climate change hearing, says scientists upcoming March on Washington unprecedented.

New research from the University of Manchester developed a graphene-based sieve that can filter out salt from seawater. The graphene oxide membrane could be a cheaper and more efficient filter for desalination plants to use.

Full 70-minute interview with Noam Chomsky on Democracy Now! today talking about Donald Trump's first 75 days in the White House and much more.

On Tuesday, President Donald Trump proposed immediate budget cuts for several science and health agencies. It includes a $1.2 billion cut from the NIH's budget, which would disrupt existing medical research programs.