04/04/2023

Using green energy for electrochemical corrosion protection

Metal corrosion seriously affects the service life of marine steel structures. The traditional cathodic protection needs great consumption of energy and metal resources. Therefore, it's imperative to develop green and cost-effective ...

Sexual selection: Why do females prefer ornate male signals?

Sexual selection provides an answer to the existence of lavishly ornate signals in animals, but not to the question of why such signals are attractive—for example, why do females prefer the extravagant plumage of peacocks? ...

A new measurement could change our understanding of the universe

The universe is expanding, but how fast exactly? The answer appears to depend on whether you estimate the cosmic expansion rate—referred to as the Hubble's constant, or H0—based on the echo of the Big Bang (the cosmic microwave ...

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