About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, and shallow seas shrank fast. Ocean chemistry also shifted hard. In what ...
Scientists once thought that humans must have two million genes to account for all our complexity. But since sequencing the human genome, we've learned humans only have about 19,000 to 25,000 genes - ...
Half-billion-year-old fossil of strange Cambrian creature gives evolutionary clues about vertebrates
A stunningly-preserved, half-billion year old fossil of a strange Cambrian creature could shift our understanding of how a sister group to vertebrates evolved, a new study suggests. The fossil, ...
New research from the University of St Andrews has discovered a crucial piece in the puzzle of how all animals with a spine—including all mammals, fish, reptiles and amphibians—evolved. In a paper ...
The distribution of vegetation is routinely used to classify climate regions worldwide, yet whether these regions are relevant to other organisms is unknown. Researchers have established climate ...
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