As cases mount, industry pushback is delaying federal rules that would reduce miners’ exposure to deadly silica dust.

Some analysts think the markets could out-compete polls in newsrooms and more, but the approaches are vastly different.

But as author Scott Weidensaul points out, some groups of birds are either thriving or rebounding. They include waterbirds like ducks, swans, and geese, as well as raptors — birds of prey with sharp ...