Nuclear events make a flower bloom

Flowers are the reproductive organs of a plant. Their formation depends on strict nuclear events that, if compromised, can leave the plant sterile. A new study by researchers at the Nara Institute of Science and Technology ...

Endocrine-disrupting pesticides impair frog reproduction

In a new study, researchers from Sweden and Britain have investigated how the endocrine-disrupting substance linuron affects reproduction in the West African clawed frog, Xenopus tropicalis. The scientists found that linuron, ...

The smallest biggest theropod dinosaur

Spinosaurus is the longest, and among the largest predatory dinosaurs, and possesses many adaptations for a semiaquatic lifestyle. A tiny claw phalanx of the foot, discovered in Cretaceous-aged sandstones of the Sahara, shows ...

An eye toward regeneration

A UNLV scientist and her team have found that frog embryos can fully regrow their eyes after injuries, a breakthrough that may lead one day to the ability to orchestrate tissue regeneration in humans.

Sharp claws helped ancient seals conquer theĀ oceans

If you've ever seen seals frolicking in the water, you know they are agile swimmers, with perfectly adapted paddle-like limbs. But if you think those flippers are just for swimming, then think again.

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