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When UC Santa Barbara geology professor emeritus James Kennettand colleagues set out years ago to examine signs of a major cosmic impact that occurred toward the end of the Pleistocene epoch, little did they know just how far-reaching the projected climatic effect would be.

If you knew that expressing gratitude to a colleague would improve their life and yours, would you do it more often?

Marine mammals are particularly sensitive to noise pollution because they rely on sound for so many essential functions, including communication, navigation, finding food, and avoiding predators. 

The introduction of a vaccine against childhood pneumonia has cut new cases of the disease in a Kenyan county by 27 per cent, a study says.

East Africa (Burundi, Kenya, Rwanda, Tanzania and Uganda) contains 1,776 protected areas (including 186 “strict” protected areas) covering more than 27 percent of its terrestrial area.