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Wildfires will likely get worse in western North America

A new study projects increases in burning across the U.S. West and Canada. It suggests large fires – such those we’ve seen recently in California – may become more common.

Almost-real-time map of global fishing

“Until now we didn’t really know where people were fishing in vast swaths of the ocean …”

How naked mole rats stay cancer-free

Another piece in the puzzle of how these wrinkled, hairless, buck-toothed creatures live such long and cancer-free lives.

When is the next leap year?

If there were no leap years, eventually February would be a summer month for the Northern Hemisphere. 2018 isn’t a leap year, but 2020 will be.

Drought worsens across US Southwest, southern Plains

A lack of precipitation across the southern and western United States has led to growing drought this winter.

Watch an octopus get spiky

Octopuses and cuttlefish have an amazing defense tactic. They can erect 3D spikes from their skin, hold them for an hour, then retract them and swim away.

Violent blasts from Indonesia’s Sinabung volcano

Mount Sinabung on the Indonesian island of Sumatra erupted violently on February 19, 2018. See video of the dramatic first moments of the eruption.

Where narwhals like to hang out

Narwhals are among the ocean’s most elusive creatures. But new research may shed light on where these enigmatic marine mammals like to congregate.

New study: Sea level rise accelerating

Global sea level rise has been accelerating in recent decades, rather than increasing steadily, according to a new study based on 25 years of NASA and European satellite data.

When can you see Earth’s shadow?

Like all worlds orbiting suns, our planet Earth casts a shadow. Here are some times to look for it.