Until now, fossils of the ancient human species had been found in just one Siberian cave. The discovery suggests that Denisovans roamed over much of Asia.
Tag: Genetics and Heredity
Fossils Are Filling Out the Human Family Tree
The more fossils we find, the more we learn that many kinds of humans have lived on Earth.
How Pain Tolerance and Anxiety Seem to Be Connected
An article about the case of a woman who feels little pain or anxiety raised many questions, such as: Do low-anxiety people seem to feel less pain?
An H.I.V. Cure: Answers to 4 Key Questions
Translating the latest success against the AIDS virus into a practical treatment will take years — if it happens at all. Here are answers to some of the most pressing questions raised by the news.
Trilobites: How the Icefish Got Its Transparent Blood and See-Through Skull
Research shows how the Antarctic blackfin icefish differs from its close relatives on the genetic level.
China Uses DNA to Track Its People, With the Help of American Expertise
The Chinese authorities turned to a Massachusetts company and a prominent Yale researcher as they built an enormous system of surveillance and control.
How to Stop Rogue Gene-Editing of Human Embryos?
Some U.S. researchers knew of a Chinese scientist’s intentions to implant edited embryos but were unable to stop him. Now scientific institutions are trying to devise global safeguards.
Scientist Who Edited Babies’ Genes Is Likely to Face Charges in China
A Chinese government investigation found that He Jiankui had “seriously violated” state regulations by altering human embryos.
Chinese Scientist Who Claimed to Make Genetically Edited Babies Is Kept Under Guard
He Jiankui, who was last seen in public in November soon after his stunning announcement, is sequestered in a guesthouse in the city of Shenzhen.
Matter: Narrower Skulls, Oblong Brains: How Neanderthal DNA Still Shapes Us
Two genes inherited from our evolutionary cousins may affect skull shape and brain size even today. What that means for human behavior is a mystery.