Competing crabs don't fight over 'homes'

Two hermit crab species which live on the same beach have adapted to coexist by selecting differently shaped shells as their homes, according to a study in the open access journal BMC Ecology.

Climate impact of hydropower varies widely

Hydropower is broadly considered to be much more environmentally friendly than electricity generated from fossil fuels, and in many cases this is true. However, a new study reveals that the climate impact of hydropower facilities ...

New study on early human fire acquisition squelches debate

Fire starting is a skill that many modern humans struggle with in the absence of a lighter or matches. The earliest humans likely harvested fire from natural sources, yet when our ancestors learned the skills to set fire ...

Lead isotopes a new tool for tracking coal ash

Inhaling dust that contains fly ash particles from coal combustion has been linked to lung and heart disease, cancer, nervous system disorders and other ill effects.

New tool visualizes nature's benefits worldwide

Nature supports people in critical ways, often at a highly local level. Wild bees buzz through farms, pollinating vegetables as they go. Nearby, wetlands might remove chemicals from the farm's runoff, protecting a community ...

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