The interstellar cloud of gas and dust—named for Australian-born astronomer Colin Stanley Gum, who cataloged 84 nebulae across the southern sky—is located about 3,600 light-years away from Earth, ...

Scientists analyzed the DNA of fish in the Galapagos Islands and discovered a colorful new species with white speckles, a study said. Photo from Getty / iStockphoto Swimming through the crystal blue ...

For years, scientists felt like the fish they were watching watched them back. A new study suggests they can recognize a diver's outfit. A herd of saddled sea bream fish swim closely by a photographer ...