The species is unusual because it is the male frog who becomes pregnant and carries the eggs in its vocal sac, protecting them as they grow into tadpoles and froglets. The team tracked them down ...

Black holes are points in space that are so dense they create deep gravity sinks. Beyond a certain region, not even light can escape the powerful tug of a black hole's gravity. And anything that ...

Their small size is not the only thing that makes these frogs unique, but the most unusual thing is that in these species it is the male frog who gets pregnant and carries the eggs in its vocal. Male ...

The species is unusual because it is the male frog who becomes pregnant and carries the eggs in its vocal sac, protecting them as they grow into tadpoles and froglets. Scientists spent five ...

A pair of imaginative cosmologists have great news for everyone: If a primordial black hole tunnels through your body, you probably won’t die. This unexpected reassurance is part of their larger ...

Space-time, the so-called fabric of physical reality, may be made of tiny, discrete pieces stitched together. A preliminary analysis of the way matter orbits quasars suggests we could find ...

Peculiar James Webb Space Telescope observations seem to show gargantuan black holes in the earliest moments of the universe. New research may explain how they formed, thanks to primordial "seeds".