Fossil-like traces found on Mars—How can we know if this is biological life?

Fossil-like traces found on Mars—How can we know if this is biological life?

In early January, NASA's Curiosity Mars rover came across what some researchers thought might be trace fossils on Mars. ... A strictly ...
2-13-2018 Description=Richard Dawkins Photograph: Jeremy Young 05-12-2006

Viewpoint: Rethinking scientist Richard Dawkins’ classic book ‘The Selfish Gene’

Richard Dawkins’ 1976 book The Selfish Gene, which topped a poll last year for the most inspiring science books of all ...
bugs 2 14 18

Bugs as food? They may have played a role in our evolution

Editor's note: Darcy Shapiro is an evolutionary anthropologist at Rutgers University Did you know that what your ancestors ate affects your ...
2-12-2018 evolutionjpg

Genetic engineering will ensure that human evolution will continue–for better or worse

Editor's note: Scott Solomon is an associate teaching professor in the department of BioSciences at Rice University [Feb. 12 was] Charles Darwin's ...
2-12-2018 photo 22 phocea mexico

Evolution of walking: Primitive fish shows key nerves appeared 20 million years before land animals

The genes and nerve cells that allow people and other mammals to walk around can also be found in a ...
cosmos 12 20 17 3

Extraterrestrial life may have different chemistry, but evolutionary forces will be Earth-like

If the forces of natural selection have shaped the development of life on Earth, there's no reason to believe those ...
2-11-2018 nintchdbpict000376128955

Archaeologist skeptics reject evidence humans settled Americas 130,000 years ago

When researchers made the astonishing suggestion last year that early humans settled the Americas 100,000 years earlier than thought, they asked doubters ...
2-8-2018 https://geneticliteracyproject.org/wp-content/uploads/2018/02/2-8-2018-https_2F2Fblueprint-api-production.s3.amazonaws.com2Fuploads2Fcard2Fimage2F7085642Fdad969bc-91ef-45ac-983c-737fa04cb037-204x100.jpg

First Britons had dark skin, DNA ear scraps found in 10,000 year-old ‘Cheddar Man’ reveal

The earliest Britons were black-skinned, with dark curly hair and possibly blue eyes, new analysis of a 10,000-year-old Somerset skeleton ...
2-7-2018 FigS5_thumb

Charred ‘digging sticks’ found in Italy could be oldest Neanderthal tools made with fire

In the spring of 2012, while digging a hole for a thermal pool, construction workers in Grosseto, Italy, hit scientific ...
2-1-2018 file-20180131-131727-fego7h

Stone artifacts in India spark new questions about when and how humans developed tools

Sometime around 400,000 years ago human ancestors went on an innovation bender. No longer content to make do with only the large ...
2-1-2018 Leadership with education

Speech mystery: Language relies on brain pathways that predate human beings

New research has identified the brain systems involved in language learning and discovered that these systems pre-date the human species ...
water 2 2 18

Did life begin in water—or some other liquid?

[W]hile water is an indispensable solvent for all known life forms that exist today, water also inhibits the formation of ...
1-31-2018 tools_wikimedia-1024x683

Ancient Eurasian DNA helps untangle humanity’s twisted family tree

Advances in ancient DNA sequencing are shedding light on the genetic links between our Stone Age ancestors and modern humans, ...
race 1 31 18

Viewpoint: Racism rather than ‘race’ better explains racial disparities in addiction and other diseases

[T]he assumption that health disparities are caused by race rather than racism permeates more subtly in the practices of many ...
Evolution of modern human behavior linked to the rounding of our brains

Evolution of modern human behavior linked to the rounding of our brains

In a study published [January 24] in Science Advances, researchers from the Max Planck Institute for Evolutionary Anthropology announced that the earliest Homo sapiens did ...
human cell atlas 84372

Human Cell Atlas: The quest to build biology’s periodic table

Realizing the need and potential for an atlas of all human cells, two scientists, Aviv Regev and Sarah Teichmann, have ...
pimates 1 26 18

Unique mix of brain chemicals separates humans from other primates

A team of researchers has now used a novel technique to form a hypothesis on the origins of our rich ...
1-23-2018 d41586-018-00972-z_15404046

Earliest human relative? Mystery and controversy surround 7-million-year-old femur

When anthropologists meet in France at the end of January, one of the most provocative fossils in the study of ...
fossil 1 26 18

Rewriting human history: Fossils discovered in Israel suggest earlier departure from Africa

A small bit of human jawbone found in Israel has been dated to between 177,000 and 194,000 years ago. Before ...
1-23-2018 FourRacesofManasConceivedinthe1920s

Viewpoint: ‘Scientific racism’ and eugenics are infiltrating legitimate science again

Researchers with extreme views on race number relatively few but, having languished on the margins of their fields for many ...
Marrying close relatives offers genetic risks and benefits for offspring

Marrying close relatives offers genetic risks and benefits for offspring

Endogamy is a powerful but controversial cultural tool. It also can play surprising roles in health and disease ...
memory 1 23 18

Video: Ancient virus could explain how human memories are formed

The particulars surrounding how our memory works has baffled neuroscientists for decades. Turns out, it’s a very sophisticated process involving ...
1-21-2018 europa_atomic_clock

Searching for alien life: Maybe we should start with extraterrestrial viruses

One possibility for what might be out there that’s, relatively speaking, one of the most plausible theories has so far ...
1-21-2018

111-year old mystery solved: Egyptian mummies from 2000 BCE are half-brothers, DNA analysis shows

Two Egyptian mummies that rested next to each other for nearly 4,000 years are not full brothers, but rather half ...
stick 1 18 18 1

Singing the praises of the stick’s role in human evolution

Sticks are probably where the story of craft begins—the point at which our very distant ancestors progressed from animalistic existences ...
1-16-2018 black-rat-19th-century-engraving-spl

Stop blaming rats for the Black Death—humans may have spread the plague

Rats were not to blame for the spread of plague during the Black Death, according to a study. The rodents and ...
epidemic 1 16 18

Mystery ‘cocoliztli’ epidemic that wiped out the Aztecs may have been caused by salmonella

In the 16th century, an epidemic known as "cocoliztli" that caused bleeding and vomiting swept through large areas of Guatemala, ...
Sex and genetics: We're looking for someone who isn't an exact match of ourselves

Sex and genetics: We’re looking for someone who isn’t an exact match of ourselves

We know that both men and woman are attracted to each other's shapes. But human sexual desire, and partner preference, ...