Phoenix, Arizona, is one of the hottest cities in the United States. Summer temperatures there frequently exceed 110°F (43°C). To help residents cope with the extreme heat, city officials launched the ¡SOMBRA! Experiments in Shade project in early 2025.
Read news articleWhile working at an archaeological site on Okinawa Island in Japan, Professor Yousuke Kaifu from the University of Tokyo pondered over some ancient tools. Dating back 30,000 years, they hinted at human arrivals from both the north and south.
Read news articleEach year on the first Saturday of June, thousands of people flock to a scenic Minneapolis neighborhood to witness a pencil being sharpened. As strange as it may sound, this is no ordinary pencil. It stands an impressive 20 feet (60 m) tall and boasts a diameter of 32 inches (81 cm).
Read news articleFor most people, June 13 — which falls on a Friday this year — will simply signal the start of another weekend. But for the over 20 million Americans — and many more worldwide — who suffer from paraskevidekatriaphobia, it will be the unluckiest day of the year. No one knows how Friday the 13th became so feared. But there are a few theories.
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