The Latest Breaking News from Live Science

Records of orcas hunting sharks in the Gulf of California are on the rise, as experts say we may have underestimated how much this happens.

Earth's day used to be five hours shorter, and it's predicted to continue lengthening over time.

People who sneeze in bright lights, like the sun, may have autosomal dominant compelling helio-ophthalmic outburst syndrome, or ACHOO.

A large new analysis has tied the use of supplemental melatonin to a lower risk of developing one of the most common age-related causes of vision loss.

People had linked recent shark attacks in the Florida panhandle to orca activity in the Gulf. But a combination of dry weather and heat was the real driving force.

A new modeling study predicts that cancer rates in people over 60 may be rising among successive generations.

From "runaway" black holes shooting across the cosmos to secret planets in our own backyard, space is overrun with mysterious objects that scientists are clamoring to explain. Here are five of the strangest sights in the universe, as well as their possible origins.

The outer solar system is a vast and mysterious place that could be harboring hidden objects we know almost nothing about — from the elusive Planet Nine and baby black holes to interstellar visitors and "planet killer" asteroids.

Some experts believe that the solar system's hypothetical ninth planet could be just a few years away from being discovered. If this is the case, how long would it take for humans to send probes to the elusive world?

Astronomers have been scouring the outer solar system for signs of a hypothetical ninth planet for almost a decade, without success. However, we may finally be on the cusp of finding it, experts say.

There's been some reports of Guillain-Barré syndrome in older adults who got the vaccines. But health officials still recommend that this population get the shots, in consultation with their doctors.