First evidence that black mangroves can produce twins

Researchers at Wageningen University & Research have discovered that black mangrove trees can produce twins. While the phenomenon of twin seedlings was seen before in other mangrove species, this is likely the very first ...

Protein family shows how life adapted to oxygen

Cornell scientists have created an evolutionary model that connects organisms living in today's oxygen-rich atmosphere to a time, billions of years ago, when Earth's atmosphere had little oxygen—by analyzing ribonucleotide ...

Why plants worldwide became woody

Why do some plants grow into large woody shrubs or colossal trees, while others remain small and never produce wood in their stems? It's an evolutionary puzzle that baffled Charles Darwin more than 160 year ago. Now, scientists ...

Biologists track DNA 'parasites' in the hunt for disease treatments

They are considered "parasitic genes." Even though they comprise over half of human DNA, much remains to be learned about them. Now University of California, Irvine biologists offer new insights into these entities known ...

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