A genetic analysis of the German cockroach explained its rise in southern Asia millenniums ago, and how it eventually turned up in your kitchen.
Tag: Evolution (Biology)
What’s Next for the Coronavirus?
Scientists studying the virus’s continuing evolution, and the body’s immune responses, hope to head off a resurgence and to better understand long Covid.
For Some Mammals, Large Adult Daughters, Not Sons, Are the Norm
Despite a common narrative that male mammals tend to dwarf female ones, fewer than half of mammalian species display that pattern, a new study suggests.
Humanity’s Ancestors Nearly Died Out, Genetic Study Suggests
The population crashed following climate change about 930,000 years ago, scientists concluded. Other experts aren’t convinced by the analysis.
From Alpacas to Yaks, Mammal DNA Yields Its Secrets
The genomes of monkeys, bats, whales and many other mammals are helping scientists tackle big questions about physiology, evolution and one very famous sled dog.
Happy Birthday, Omicron
One year after the variant’s discovery, virologists are still scrambling to keep up with Omicron’s rapid evolution.
Cracking the Case of the Giant Fern Genome
Scientists have sequenced complete fern genomes for the first time, to learn why the plants have twice as much DNA as humans.
The Mysterious Dance of the Cricket Embryos
A team of biologists and mathematicians studied hours of video to learn how insects take shape in the egg. The secret is geometry.
How Penguins Beat the Heat and Went South
Scientists reconstructed some of the evolutionary steps that led penguins to quit tropical climates for the Antarctic life over millions of years.
Started Out as a Fish. How Did It End Up Like This?
A meme about the transitional fossil Tiktaalik argues that although we did come out of the sea, we aren’t doing just fine.