What is PubPeer capable of?

Many scientific studies are flawed. Often, the reason is poor methodology. Sometimes, it is outright fraud. The conventional means of correction — a letter to the journal concerned — can take months. But there is now an alternative. PubPeer is a website that lets people comment anonymously on research papers and so, in theory, helps purge the scientific literature of erroneous findings more speedily.

While other countries debate whether to install wind turbines offshore or in remote areas, Denmark is building them right in its capital. Three windmills were recently inaugurated in a Copenhagen neighborhood, and the city plans to add another 97. Frank Jensen, the mayor, said that they’ve made a very ambitious commitment to make Copenhagen carbon-neutral by 2025.