Researchers from the University of Chicago and Argonne National Laboratory have devised a new method to detect minuscule levels of PFAs, known as "forever chemicals," in water in a matter of minutes.
TVs I'm a TV expert who's picky about performance — these are the 5 TVs I'd buy for under $500 right now TVs The Sony Bravia 5 is slashed by $100 on Amazon right now — but you should buy this TV ...