sara chenier

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This Woman Invented a Way to Run 30 Lab Tests on Only One Drop of Blood | WIRED

Phlebotomy. Even the word sounds archaic—and that’s nothing compared to the slow, expensive, and inefficient reality of drawing blood and having it …

Melting Ice Makes The Arctic A Much Worse Heat-Magnet Than Scientists Feared

Arctic ice provides more than just homes for fish and mammals — it also slows global warming.<p>Dwindling sea ice in the Arctic Ocean is creating large …

New Software Reads History From Skulls

Forensic anthropologists get some digital help for their work.<p>If you've ever seen a lot of skulls together—say, at the Mütter Museum in Philadelphia—you know they look as varied as fully-fleshed faces do. There are big ones and little ones, narrow ones and squat ones, and ones with differently …

3D

Archaeologists find remains of previously unknown pharaoh in Egypt

The 3,600-year-old remains of a forgotten pharaoh unearthed this month in southern Egypt may be the first of several significant discoveries in a previously ignored burial ground that rivals the Valley of the Kings, the find's lead archaeologist said on Wednesday.<p>The discovery of King Senebkay is …

Ancient Plague's DNA Revived From A 1,500-Year-Old Tooth

Scientists have reconstructed the genetic code of a strain of bacteria that caused one of the most deadly pandemics in history nearly 1,500 years ago.<p>They did it by finding the skeletons of people killed by the plague and extracting DNA from traces of blood inside their teeth.<p>This plague struck in …

Will the Black Death reemerge?

Scientists have analyzed the genomes of two of the world’s most devastating plagues – each killed about half the people in Europe. The findings …

Ape escape: the argument to keep chimpanzees out of cages

Steven Wise on why chimps deserve ‘the right to not be imprisoned’<p>Steven Wise has been waiting more than 30 years to give chimpanzees their day in court. A lawyer who specializes in animal protection, Wise is widely credited as a pioneer in the animal rights arena: he’s taught classes on the …

Modern humans more Neanderthal than once thought, studies suggest | Reuters

NEW YORK (Reuters) - It’s getting harder and harder to take umbrage if someone calls you a Neanderthal.<p>An exhibit shows the life of a neanderthal family in a cave in the new Neanderthal Museum in the northern town of Krapina February 25, 2010. REUTERS/Nikola Solic<p>According to two studies published …

Fifth of Neanderthals' genetic code lives on in modern humans

The last of the Neanderthals may have died out tens of thousands of years ago, but large stretches of their genetic code live on in people today.<p>Though many of us can claim only a handful of Neanderthal genes, when added together, the human population carries more than a fifth of the archaic …

Some coral can live (and thrive) in acidic water - Futurity

Some coral reefs in the Pacific Ocean can not only survive but thrive in waters that have high levels of acidification.

Coral Reefs

After Genetic Tweaks, Fruit Flies Glow When They Sense Cancer

The genetically engineered _Drosophila melanogaster _can even signal for different types of breast cancer cells.<p>Fruit flies are able to distinguish breast cancer cells from healthy mammary tissue, according to a new study. The humble fly joins dogs and honeybees as members of the animal kingdom …

Neanderthal DNA lives on in modern humans, research shows

The ancestors of most modern humans mated with Neanderthals and made off with important swaths of DNA that helped them adapt to new environments, scientists reported Wednesday.<p>Some of the genes gained from these trysts linger in people of European and East Asian descent, though many others were …

Oldest Known Hearth Found in Israel Cave

New species of early human cooked there 300,000 years ago, say archaeologists.<p>An ancient limestone cave in the rolling countryside east of Tel Aviv has provided a captivating glimpse into humanity's remote past—the oldest known hearth, around which families periodically cooked their meals more than …

Scientists Make Hair-Growing Cells From Ordinary Skin Cells

It's a step toward curing baldness with stem cells made from a person's own skin.<p>Bald? A team of stem cell scientists has made an advance that's a step toward being able to regrow your own natural hair, using samples of your skin.<p>The scientists took adult human skin cells and transformed them into …

Genetically modified monkeys created with cut-and-paste DNA

Researchers have created genetically modified monkeys with a revolutionary new procedure that enables scientists to cut and paste DNA in living organisms.<p>The macaques are the first primates to have their genetic makeup altered with the powerful technology which many scientists believe will lead to …

Archaeologists Find 300,000-Year-Old Hearth in Qesem Cave in Israel

Humans are estimated to have discovered fire over one million years ago. Newly found evidence indicates humans had fireplaces over 300,000 years ago. …

7,000-year-old hunter-gatherer had dark skin, blue eyes

Researchers analyzed the DNA from a tooth belonging to the 7,000-year-old remains of European hunter-gatherer to determine his appearance.<p>They say …

Hello, Neanderthal! Yes, This Means You.

Their lives were nasty, brutish and short—and so were they, as it turns out. But our close evolutionary cousins the Neanderthals had plenty of …