Photographer Colin Legg makes time-lapse movies of celestial scenes. Legg shares tips, and describes some of the challenges of landscape astrophotography—from babysitting cameras for days and nights on end to running electronics off the grid.
Blue whales can grow to 90 feet—that’s longer than a tennis court. To understand how they get so large, Jeremy Goldbogen studies their dining habits. And he found that blue whales do underwater acrobatics while they eat.