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A fossilized baby snake discovered in a 105-million-year-old amber fragment shows the ancient species lived in a forest environment in what is now Myanmar. (Illustration: Cheung Chung Tat)

First fossilized snake embryo ever discovered rewrites history of ancient snakes

The first-historically speaking disclosure of an old snake fetus, protected in 105-million-year-old amber, gives essential new data on the advancement of modern snakes, as...
Artificial heart

The molecules that energize babies’ hearts

Before birth, cardiac muscle cells use energy generated by breaking down glucose. Immediately after birth, they rapidly switch to breaking down fatty acids. This...
Scientists discovered a sample of perovskite, the world's fourth most abundant mineral, locked in a diamond unearthed from the Cullinan Mine in South Africa. Diamonds from the mine have high scientific value because they offer insights into the deepest parts of Earth’s core. (Photo: Petra Diamonds)

Scientists found the world’s fourth most abundant mineral in diamond

For the first time ever, scientists at the University of Alberta have discovered Earth’s fourth most abundant mineral—calcium silicate perovskite, at Earth’s surface. Scientists found...