AP Top Science News at 6:14 p.m. EST

Updated:

EPA chief defends spending on travel and soundproof booth

Are 3-D mammograms really better? US puts scans to the test

US fails to enforce smog rules, 14 states allege in lawsuit

Police dashcam catches meteor streaking through sky

Ohio awards $10M to boost opioid, addiction breakthroughs

Nobel Laureates say change is coming for women in sciences

Super big black hole from early universe farthest ever found

Nuclear fusion project hails halfway construction milestone

Next Up: