Mostafa Khezri

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Curiosity’s 10 best images of Mars in 2015

As of December, 2015, Curiosity has acquired over 292,000 images from Mars’ surface. Here are our picks for the top 10 images by the rover in …

Why String Theory Is Not A Scientific Theory

Scientists work on it, it’s consistent with science, and it hopes to be the biggest scientific breakthrough of all. But it’s missing one key …

The Strange Silence of Your Presidential Candidates (and What You Can Do About It)

During recent debates, the presidential candidates have talked about terrorism, gun control, Russia, Syria, Iran, Libya, immigration, war, abortion, taxes, feminism, education, religious liberty and even income inequality. But when it comes to science, they are more or less silent. This is strange …

Leading mathematician launches arXiv 'overlay' journal

Journal that reviews papers from preprint server aims to return publishing to the hands of academics.

Sierra Nevada snowpack lowest in 500 years

Snowpack in California’s Sierra Nevada in 2015 was at the lowest level in the past five centuries, according to a study of blue oak tree rings.<p>“Our …

The nudge theory and beyond: how people can play with your mind

The first instalment of our new psychology column looks at how mental manipulation can be backed by good intentions – but when used with stealth, it is deceitful and wrong<p>A couple of decades ago, a class of psychology undergraduates played a mean trick on their lecturer. The students on the right …

Birds in love produce more babies, study shows | @GrrlScientist

Photograph: Wolfgang Forstmeier/Malika Ihle et al (2015)<p>One of the communal aviaries where the research birds were housed during the breeding season.<p>84<p>image/jpeg<p>http://media.guim.co.uk/5efb49c99b1f73e677fb7603faa6eb5cd1989c53/0_308_4926_2956/140.jpg<p>140<p>Photograph: Wolfgang Forstmeier/Wolfgang …

Wolfgang

Reproducibility will not cure what ails science

A bill to make data for environmental regulation more transparent reveals the fuzzy boundary between science and ideology, argues Daniel Sarewitz.

People living near 60 Freeway in Ontario breathe the worst air in the Southland

With its sprawl of tract homes, apartment complexes, shopping centers and warehouses, Ontario looks like many other communities in the Inland Empire and shares the same environmental woes, including heavy truck traffic and air pollution.<p>But people in one neighborhood near the 60 Freeway have a …

Los Angeles

The last person in the queue should be served first, scientific research suggests

We Brits love queueing, so this research from Denmark is sure to raise a few eyebrows<p>The University of Southern Denmark has found that the traditional way we queue is wrong and inefficient.<p>This will shock people in the UK, especially London, who often patiently wait in queues every day.<p>In fact, …

Treatment From Brain Tissue May Have Spread Alzheimer's Protein

It may be possible to transmit Alzheimer's disease from one person to another, according to a study published Wednesday in <i>Nature</i>. But this would occur only in highly unusual circumstances involving direct exposure to brain tissue, scientists say.<p>"This relates to a very special situation where …

Intel Ending Sponsorship Of Prestigious Science Contest For High School Students

The giant semiconductor manufacturer Intel will be severing ties with a long- running science and mathematics competition that has awarded millions of dollars in prize money to America's top high school students.<p>Intel has been a corporate sponsor of the Science Talent Search since 1998, according …

Alzheimer’s may have been transmitted via injections, researchers say

Other scientists say more evidence is necessary<p>During the autopsies of eight people with a rare brain disease, doctors found something unexpected: evidence of Alzheimer's disease-like changes in the brains of six of those patients. That's especially odd, since the people were between ages 36 and 51 …

National Geographic magazine is now a for-profit business thanks to Fox

National Geographic is teaming up with 21st Century Fox to form a $725 million new media company, which will be called National Geographic Partners. Fox will own 73 percent of the company and the National Geographic Society will own the rest — and the new entity will be for-profit.<p>The National …

Peer review, preprints and the speed of science

Peer review is often claimed to be the guarantor of the trustworthiness of scientific papers, but it is a troubled process. Preprints offer a way out<p>A few weeks ago my collaborators and I submitted our latest paper to a scientific journal. We have been investigating how noroviruses subvert the …

Peer Review

Oceans Will Rise Much More Than Predicted, NASA Says

Predictions from a few years ago already are outdated. “Sea levels are rising faster than they were 50 years ago, and it's very likely to get worse,” one scientist says.<p>Year by year, millimeter by millimeter, the seas are rising. Fed by melting glaciers and ice sheets, and swollen by thermal …

July was warmest month on Earth in 136 years, NOAA says

Another month, another record high for global temperatures, U.S. government scientists announced Thursday.<p>Earth's average surface temperature for the month of July was 61.86 degrees Fahrenheit (or 16.61 degrees Celsius). That made July the hottest month since meteorologists began keeping track way …

Study of Holocaust survivors finds trauma passed on to children's genes

New finding is clear example in humans of the theory of epigenetic inheritance: the idea that environmental factors can affect the genes of your children<p>Genetic changes stemming from the trauma suffered by Holocaust survivors are capable of being passed on to their children, the clearest sign yet …

Mount Sinai Hospital

To better teach physics, let students decide

Encouraging students to repeatedly make decisions about data collected during introductory lab courses improves their critical thinking skills, …

Is science pretending both sexes have the same brain?

Neuroscientists have found a key molecular difference between males and females in how synapses are regulated in the hippocampus. The findings …

A scientist weighs up the five main anti-abortion arguments

In the last week alone, abortion has caused controversy in the US, the UK and in Chile. Medical science is often invoked on both sides of the debate. So what is the evidence on some of the main claims around abortion?<p>There are few topics in modern discourse quite as divisive, as fraught with …

Research Biologist Coins Term 'Kilo-Author' For Scientific Journal Articles

NPR's Robert Siegel interviews Zen Faulkes of the University of Texas Rio Grande Valley about the term, which describes the trend of adding more names as contributors to science journal articles.<p>Transcript<p>ROBERT SIEGEL, HOST:<p>The question of who is listed as an author of a scientific journal article …

Why Did L.A. Drop 96 Million ‘Shade Balls’ Into Its Water?

The plastic balls, which can save water and protect water quality, are an attempt to cope with California’s severe drought.<p>Los Angeles has turned its main reservoir into a giant ball pit.<p>City officials hope millions of “shade balls” released into the Los Angeles Reservoir will save water in the …

The diversity dividend: why interdisciplinarity strengthens research

New analysis of interdisciplinary collaboration across the UK research landscape highlights important questions about how we organise, fund and assess research<p>Diversity matters in research. A representative research workforce will maximise the talent pool, and bring the full range of perspectives …

Could Sexting Help Your Relationship?

Sexting is scandalous, dangerous and downright dirty behavior.<p>Or, at least, that seems to be its reputation, maybe because most studies of the behavior have focused on teens. Among young adults, exchanging explicit messages and photos by phone has been linked to higher rates of early sex, sexually …

Relationships

People Sometimes Like Stinky Things—Here’s Why

Science & InnovationGory Details<p><i>Updated September 30, 2015</i><p>A corpse flower smells like a heady mix of rotten fish, sewage, and dead bodies. It’s a stench meant to draw flies, but just as surely, it draws tourists. Braving a blustery Chicago night, thousands of people lined up Tuesday for a whiff of …

Nasa astronauts bite into the first vegetables grown in space – video

Nasa astronauts Kjell Lindgren and Scott Kelly, along with Japanese astronaut Kimiya Yui, ate red romaine lettuce grown in space on board the International Space Station on Monday. The harvest comes from Nasa’s Veg-01 experiment, aimed at studying how plants grow in orbit in order to give …

In America, Democrats want Democrats for neighbors

Americans today appear more divided along partisan lines than ever, and this polarization extends to where they choose to live.<p>Stanford University …

Why we are teaching science wrong, and how to make it right

Active problem-solving confers a deeper understanding of science than does a standard lecture. But some university lecturers are reluctant to change …