Ning Jiang

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The Universe's Dark Ages May Hold The Secrets To Dark Matter, Inflation, And Even String Theory

The universe might have started with a bang, but once the echoes faded it took quite some while until the cosmic symphony began. Between the creation of the cosmic microwave background (CMB), where neutral atoms formed for the first time, and the formation of the first stars, there were 100 million …

Bernie Sanders: 'Trump is very smart' for manipulating the media

Donald Trump is “very smart,” Bernie Sanders said during an interview that aired Thursday, because the Manhattan mogul and former star of NBC’s “The Apprentice” franchise knows how to play the media.<p>In a discussion on CNN’s “New Day” with Chris Cuomo, Sanders addressed why he thinks the Republican …

Top 10 Weirdest Animal Stories of 2015—Editors’ Picks

From a three-tailed lizard to a real-life “Kermit” frog, we rounded up the year's most unusual offerings from Mother Nature.<p>From real-life sea monsters to vampire crabs, 2015 was legendary for odd science.<p>For our biggest fans of the bizarre, we've selected the year's weirdest animal stories, which …

Researchers have discovered the first pair of identical polar bear twins

Among the most surprising discoveries was the detection of a pair of genetically identical twins - the first such case ever reported in any species of bear.<p>Though polar bears are often born in litters of two or three cubs, all of those sampled in previous studies were found to vary in their genetic …

Biology

Canadian, World, Politics and Business News & Analysis

Crows' tool time captured on camera

http://vod-pro-ww-live.akamaized.net/mps_h264_hi/public/news/science_environment/1215000/1215808_h264_1500k.mp4?__gda__=1534411251_87179ab40b8d05d2238e550452f87835<p><b>Ecologists have used a tail-mounted "crow cam" to catch wild New Caledonian crows in the act of making and using hook-shaped tools.</b><p>This …

Birds

Why Sadness May Lead to Physical Disease

Feelings of stress and sadness have been linked to an increased risk for several health problems, including stroke, metabolic syndrome, and heart …

Donald Trump unloads on PolitiFact after it awards him 'Lie of the Year'

PolitiFact, which has won a Pulitzer Prize for its 2008 election coverage, delved into Trump's various misstatements on Monday, when it awarded him "Lie of the Year" for what it called his "many campaign misstatements."<p>"It's the trope on Trump: He's authentic, a straight-talker, less scripted than …

Donald Trump

Scientists Have Discovered Brain Networks Linked to Intelligence For The First Time

And we may even be able to manipulate them.<p>For the first time ever, scientists have identified clusters of genes in the brain that are believed to be …

Experts are casting doubt on Ted Cruz's strategy of 'carpet bombing' ISIS 'into oblivion'

But experts have cast doubt on this approach, saying it likely wouldn't prove effective.<p>"You have to be deliberately ignorant of the nature of ISIS … [and] of the limits of air power to advocate carpet bombing," Christopher Harmer, a former US Navy officer and currently a senior naval analyst at …

Ted Cruz

Psychiatry

Many people start looking for a therapist while they are experiencing significant levels of distress, sadness, troubling symptoms, or other …

Scientists grow "mini human brains" from stem cells

LONDON (Reuters) - Scientists have grown the first mini human brains in a laboratory and say their success could lead to new levels of understanding about the way brains develop and what goes wrong in disorders like schizophrenia and autism.<p>A cross-section of an entire organoid showing development …

The Brain

This scientist scanned his brain 2X a week for 18 months

Every Tuesday and Thursday morning for a year and a half, Russell Poldrack started off his day by climbing into an MRI machine and scanning his brain …

'Missing Link' Skeleton May Solve Mystery of First Americans

The ancient skeleton of a teenage girl found in an underwater cave in Mexico may be the missing link that solves the long-standing mystery behind the …

CRISPR, the gene-editing tech that's making headlines, explained in one graphic

A startlingly simply method for cutting and pasting DNA has been making waves lately.<p>Scientists and policymakers are meeting in Washington, DC December 1-3 to debate the use of CRISPR/Cas9, a tool that makes it possible to make changes to an organism's DNA almost as easily as cutting and …

Genetics

Do You Know Your Biological Age? This Blood Test Can Tell You.

A new test may help show how your lifestyle affects your cellular aging.<p>You know how old you are -- but do you know how old your <i>body</i> is?<p>Not everyone ages at the same rate. The aging process is associated with a number of physiological and cellular changes, not all of which are directly correlated …

Medicine

Did our ancient ancestors 'kill the cat'?

<b>Our ancient human cousins may have fought off big cats with spears, according to archaeological evidence.</b><p>The sabre-toothed cat lived alongside early humans, and may have been a fearsome enemy, say scientists.<p>Several feline teeth - and a chunk of arm bone - were uncovered at a site in Germany known …

'Li-fi 100 times faster than wi-fi'

<b>A new method of delivering data, which uses the visible spectrum rather than radio waves, has been tested in a working office.</b><p>Li-fi can deliver internet access 100 times faster than traditional wi-fi, offering speeds of up to 1Gbps (gigabit per second).<p>It requires a light source, such as a standard …

Wi-Fi

How Lucy the Australopithecus Changed the Way We Understand Human Evolution

The Australopithecus has been around for a while now—and so has our knowledge of that human ancestor. The species <i>Australopithecus africanus</i> (“the …

Army ants 'mind the gap' efficiently

http://vod-pro-ww-live.akamaized.net/mps_h264_hi/public/news/science_environment/1209000/1209741_h264_1500k.mp4?__gda__=1534402511_d702294cc42d2210adeb628148b339fd<p><b>Ants are well-known for building with their bodies, but a new study has shown that army ants can optimise traffic flow using bridges</b> …

New Jersey

Fossil vertebrae reveal clues to evolution of long neck in giraffe

(Phys.org)—A trio of researchers with the New York Institute of Technology has pieced together the neck of the now extinct giraffe-like creature</i> …

How Neurons Find Their Way in the Developing Brain

<b>During embryonic development, billions of neurons nimbly reposition themselves within the brain and spinal cord, and connect branches to form the</b> …

Neuroscience

13 creepy pictures of the microbes that are living inside of you

Humans and bacteria have a curious relationship.<p>On the one hand, some species of bacteria are responsible for some of the most nefarious of human diseases.<p>On the other hand, many species have peacefully coevolved with humans for hundreds of thousands of years to play essential roles in digestion …

Biology

Scientists breach brain barrier to treat sick patient

<b>For the first time, doctors have breached the human brain's protective layer to deliver cancer-fighting drugs.</b><p>The Canadian team used tiny gas-filled bubbles, injected into the bloodstream of a patient, to punch temporary holes in the blood-brain barrier.<p>A beam of focused ultrasound waves applied to …

Tumors

Google just released powerful new artificial intelligence software — and it's open source

On Monday, the tech giant released TensorFlow, a new AI system that's used in everything from recognizing speech on a noisy sidewalk to finding photos of your pet dog Fluffy.<p>And in a rare move for Google, it's making its software open source, meaning anyone can access and edit the code.<p>The software …

Artificial Intelligence

Atheist Richard Dawkins Lambastes Ben Carson on Evolution: ‘That’s a Disgrace’

Atheist biologist Richard Dawkins continued his attacks on Republican presidential candidates over the weekend, taking specific aim at Dr. Ben Carson’s rejection of evolution during an appearance on “Fareed Zakaria GPS.”<p>“You’ve just told me that all the Republican candidates except one say they …

Here's Donald Trump's self-proclaimed 'conservative scorecard' — and he aces it

The book is essentially an extended version of his presidential platform. It defends his controversial campaign-trail statements, lashes out at the media for stories he felt were unfair, and advocates for the policies he often outlines in his stump speeches.<p>Trump's conservative critics frequently …

Donald Trump