Hawaii seeks end to strife over astronomy on sacred mountain

For more than 50 years, telescopes and the needs of astronomers have dominated the summit of Mauna Kea, a mountain sacred to Native Hawaiians that's also one of the finest places in the world to study the night sky.

Night-time brilliance lights up political patronage

In some countries, a region that can lay claim to being the birthplace of a country's political leader is likely to get preferential treatment – bias that shines out when the intensity of night lights is compared with that ...

Sierra Nevada snowpack hits highest level in nearly 30 years

The statewide Sierra Nevada snowpack—the source of nearly one-third of California's water supply—is at its highest level since 1995, boosting hopes that an end to the drought is near, but also raising concerns that a ...

Americans are super-spreaders of COVID-19 misinformation: study

Misinformation about COVID-19 is spreading from the United States into Canada, undermining efforts to mitigate the pandemic. A study led by McGill University shows that Canadians who use social media are more likely to consume ...

Conservation goals compete at the expense of biodiversity

With an ever-growing list of threats facing biodiversity on multiple scales, conservationists struggle to determine which to address. A common reaction is to prioritize their efforts on threats to individual species or management ...

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