Celebrate Juneteenth, stay up late at the Smithsonian’s Solstice Saturday, dance at an outdoor concert or sample barbecue on Pennsylvania Avenue.

Erin Davis/Axios Visuals In the U.S., UV rays are at their worst at high noon in the summer, with average values exceeding 11 — considered "extreme" — in some places. Why it matters: That's when it's ...

From fans to ice lollies, these hot weather supplies will help keep you cool and healthy during the current UK heatwave.