Scientists have taken a giant leap forward with the development of tiny microneedles designed to detect subtle but critical ...

Unexpected early use: Researchers found molybdenum was used by microbes over a billion years before it became abundant, challenging assumptions about early biochemistry. Metal scarcity puzzle: ...

Scarce metal reliance: Early microbes depended on molybdenum billions of years before it became abundant, overturning assumptions about resource use in early life. Dual metal strategy: Evidence shows ...

For decades, physicians and scientists thought metformin, the leading type 2 diabetes medication taken by millions worldwide, mainly targets the liver to suppress glucose production. But a new ...