Manchester: Rainwater collected from building rooftops could help cities combat extreme heat while reducing energy consumption for air conditioning.

Boston: A healthy lifestyle can significantly reduce the risk of heart disease and type 2 diabetes—even in people who have already been diagnosed with high blood pressure. This is according to a large-scale study published in the peer-reviewed journal JAMA Network Open.

New York: People who reduced their nightly sleep by approximately 80 minutes for six weeks gained an average of 0.45 kilograms and also spent more time inactive. This is according to a study conducted by researchers at Columbia University Vagelos College of Physicians and Surgeons.

Prague: The Žofín Primeval Forest National Nature Reserve has been expanded to 441.44 hectares.