More than two-thirds of mammals in Africa and the Arabian Peninsula went extinct during the Eocene-Oligocene transition some 30 million years ago, a study finds.
They’ve survived volcanic eruptions, but one Caribbean island’s mountain chicken frogs might need help from scientists to escape the lethal chytrid fungus.
Researchers plan an oceanographic expedition to understand why a phytoplankton bloom developed as molten lava flowed into the sea east of Hawaii's Big Island.