Marine extremophiles: The basal level of the food chain

In nutrient-poor deep-sea sediments, microbes belonging to Archaea have outcompeted bacterial microorganisms for millions of years. Efficiently scavenging dead cells makes them the basal producers in the food chain.

Ancient wetlands provide new insight into global carbon cycle

Scientists have unearthed and pieced together evidence on more than 1,000 ancient wetland sites from across the globe that are presently covered by fields, forests and lakes. Although vanished from the Earth's surface, these ...

Mars terraforming not possible using present-day technology

Science fiction writers have long featured terraforming, the process of creating an Earth-like or habitable environment on another planet, in their stories. Scientists themselves have proposed terraforming to enable the long-term ...

Spikes of graphene can kill bacteria on implants

A tiny layer of graphene flakes on a surface kills bacteria, stopping infections during procedures such as implant surgery. This is the finding of new research from Chalmers University of Technology, Sweden, recently published ...

Asphalt helps lithium batteries charge faster

A touch of asphalt may be the secret to high-capacity lithium metal batteries that charge 10 to 20 times faster than commercial lithium-ion batteries, according to Rice University scientists.

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