This study measured the growth rate of coral reefs in Honaunau Bay, Hawaii, using on-site data gathering and aerial imagery. Researchers found that the reefs are being eroded by sea urchin populations ...

After spending over a decade on a mission in space, a now-defunct satellite returned to Earth on Wednesday, splashing down in the Pacific Ocean somewhere between Alaska and Hawaii. After tracking ...

A satellite made an uncontrolled return to Earth Wednesday, re-entering the atmosphere over the north Pacific Ocean between Alaska and Hawaii, according to the the European Space Agency.

The ESA says it “completed its atmospheric reentry” at a point over the Pacific Ocean, about 1,200 miles north of Hawaii and almost 1,600 miles west of San Francisco. The satellite was ...

The European Space Agency’s 5,550-pound ERS-2 satellite reentered the atmosphere at 12:17 p.m. Eastern Time somewhere “over the North Pacific Ocean between Alaska and Hawaii,” according to ...

A NASA and CNES satellite lets scientists see the ocean floor in new ways. A NASA and CNES satellite lets scientists see the ocean floor in new ways. Justine Calma is a senior science reporter ...