Flying back and forth over Cape Cod Bay, a survey plane spotted a half dozen of the world’s rarest creatures: North Atlantic right whales. Such sightings are good news. The species hovers near extinction—by one estimate, fewer than 360 remain. Each time researchers locate a whale, they take pictures...

WASHINGTON—The National Academies of Science, Engineering and Medicine published a report yesterday analyzing the use of primates in experiments funded by the National Institutes of Health and examining “opportunities for new approach methodologies to complement or reduce reliance on NIH-supported...