A painter on Tuesday covered up messages people wrote in chalk on the barriers the US Secret Service placed around a small park adjacent to JD Vance’s house in Alexandria. Cops looked on while the ...

But now, demonstrations of a durable chalk-based coating show it can cool the air underneath treated fabric by up to 8 degrees Fahrenheit. In the scorching heat of summer, anyone who spends time ...

A new two-year project to restore 11 kilometres (6.8 miles) of chalk stream habitat aims to "increase its resilience to climate change impacts". Herts and Middlesex Wildlife Trust said the works ...

Former Conservative justice secretary Alex Chalk has said the justice system should not be locking up “everyone we’re cross with” as longer custodial sentences are expensive. The prison ...

Some of our most beautiful rivers are ‘chalk streams’. Their pure, clear, constant water from underground chalk aquifers and springs, flowing across flinty gravel beds, make them perfect sources of ...

When prep school teacher Shin Hyeong-Seok came to Japan some 15 years ago and discovered the holy grail of chalk, he fell so deeply in love that he became an importer. Now, he manufactures the top ...