High-speed videos of balloons popping show why some tear cleanly and others rip into pieces, which could aid the development of materials that smash safely
For most slave-making ants the pillage is a messy affair involving fights. But one ant species has figured out how to con others into becoming their slaves
The team behind NASA's New Horizons probe has just released their first official paper on Pluto's geology, atmosphere and moons – but big mysteries remain