Sea lion colony in Mexico defies declining numbers

The population of California sea lions is down dramatically due to climate change, but in one natural refuge area off the coast of northwest Mexico, they are doing well and delighting tourists who dare to swim with them.

New insights into seasons on a planet outside our solar system

Imagine being in a place where the winds are so strong that they move at the speed of sound. That's just one aspect of the atmosphere on XO-3b, one of a class of exoplanets (planets outside our solar system), known as hot ...

The consequences of spraying fire retardants on wildfires

Wildfires started burning in California early again this dry season—more than two million acres have burned so far. Larger and larger wildfires are occurring as new heat records are being broken each year.

Cities under strain: India's predicted urban boom

India is projected to see an explosion in its urban population in the coming decades, but its cities already cannot cope and climate change will make living conditions harsher still.

Sorrow in Peru as mudslides destroy homes

One mudslide after another finally destroyed the house of Elvis Palomino in Chaclacayo, east of Peru's capital Lima, where others are stacking sandbags they hope will save them from a similar fate.

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