There was a beautiful and rare spectacular event at Italy's Mt. Etna last week: a light pillar above the erupting volcano's crater. Usually, light pillars appear just after sunset or just before sunrise, however, this incredible sight was made visible by the reflection of the flowing magma in the volcano against ice crystals in the cirrus clouds high above the Sicilian … [Read more...] about Light pillar spotted over Mount Etna
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Femur: A Pillar of Strength in Humans and Giants
The femur, that's the longest, strongest, and heaviest bone in our body –– just like the one in the picture on the left, which belonged to a mighty Triceratops. On the right, for comparison, is the femur of an African elephant. Just like our own femur, this dinosaur bone was crucial for supporting its massive body. Femurs play a vital role across the animal kingdom, and in … [Read more...] about Femur: A Pillar of Strength in Humans and Giants