Snakes are typically regarded as land-dwelling creatures. But in the forests of southern Asia, a remarkable lineage has taken ...

Giant groundsels are rare plants that grow up to 30 feet (9 meters) tall. They are endemic to the slopes of Mount Kilimanjaro, a dormant volcano in Tanzania and Africa's tallest mountain.

They focused on the fossil hands of two early human ancestor species recovered from excavations in southern Africa, called ...