paul canavan

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Intermittent fasting can help you lose weight. But can it make you live longer?

What you should know before you try it.<p>Google ‘intermittent fasting’ and you’ll see a slew of advice, tips, and secrets on the best ways to integrate this supposedly foolproof health trend into your daily life. But the more you dig into the research on this nutritional plan, the more absurdly …

Holistic Medicine

How to throw a punch

Without hurting yourself more than your opponent.<p>The punching-bag game at the arcade or county fair always looks so tempting. After all, punching seems like the easiest thing in the world: You ball up your fist and hurl it toward your target, just like in the movies. In reality, however, there’s a …

Martial Arts

A Brand-New Version of Our Origin Story

<b>WHO WE ARE AND HOW WE GOT HERE</b> <b><br>Ancient DNA and the New Science of the Human Past</b><br>By David Reich<br>336 pp. Pantheon Books. $28.95<p>For over a decade, National Geographic’s Genographic Project has been collecting saliva samples from willing participants, analyzing small pieces of their mother’s and father’s …

Anthropology

Gillian Ayres, Abstract Artist Besotted by Paint, Dies at 88

Gillian Ayres, a leading British abstract painter whose pursuit of beauty led her to use evocative colors, texture her works with thick layers of oils and occasionally to hurl paint at her canvasses, died on Wednesday in North Devon, England. She was 88.<p>Her son Sam Mundy said the cause was heart …

Divorce

Microplastics 'found in nearly all bottled water' - study

Some 259 bottles from 11 brands in nine countries - Brazil, China, India, Indonesia, Kenya, Lebanon, Mexico, Thailand, and the US - were examined in …

This stem-cell implant could halt an incredibly common cause of blindness - MIT Technology Review

An eye implant made of a thin sheet of human embryonic stem cells might be an effective treatment for a common form of vision loss.<p>Researchers at the …

Stem Cells

Vikings cleared the forests, now Iceland is bringing them back

<b>Before the first settlers arrived, forests covered up to 40% of what is now barren Iceland. Reforestation has been challenging, but progress is being</b> …

Forests

Long-lived bowhead whales found singing over 180 different songs

Bowhead whales are mysterious, Arctic-dwelling creatures. Scientists believe they can live for over two centuries, and even so, they largely avoid …

Biology

Banish Infection With These 5 Powerful All-Natural Antibiotics

Since the discovery of antibiotics in the 1920s and the development of new products through the 1980s, it has become much harder for scientists to …

Alternative Medicine

Babies Who Get More Cuddles Seem to Have Their Genetics Changed For Years Afterwards

Touch can be powerful.<p>The amount of close and comforting contact that young infants get doesn't just keep them warm, snug, and loved.<p>A 2017 study …

Genetics

The big picture: Frida Kahlo in New York, 1939

The artist in traditional Mexican costume photographed by her Hungarian-born lover Nickolas Muray at the end of their secret affair<p>The Hungarian-American photographer and Olympic fencer Nickolas Muray took this photograph of Frida Kahlo in traditional Mexican dress and cigarette in hand on a …

Art

Egyptian archaeologists discover ancient necropolis south of Cairo

Khaled El-Enany, Egypt's antiques minister, said the discovery near Tuna al-Gabal, south of Cairo, included a large number of burial shafts dating …

Prehistoric baby bird could help shed light on evolution

Dating back to the Mesozoic Era (250-65 million years ago) the chick belongs to a group of early birds called the Enantiornithes, and is one of the …

Scientists detect signal from ‘cosmic dawn,’ when stars first lit up the universe

For the first time, scientists have detected a signal from “cosmic dawn” — the moment when the universe's earliest stars emerged.<p>The signal, reported Wednesday in the journal Nature, is little more than a blip in the radio echo of that ancient era, as difficult to detect as the wingbeat of a …

Black Holes

Atlantic Sixgill Shark: Scientists Confirm New Shark Species After Years Of Debate

Scientists recently confirmed the Atlantic sixgill shark as a new and distinct species of shark, following extensive genetic analysis that separated …

How One Quantum Particle Can Send Messages to Itself

Just another demonstration of the magic of quantum superposition.<p>Quantum computing promises a future where technology is exponentially faster, more efficient, and more secure. But the mechanics of how it will work are still being figured out. Now, scientists from the University of Vienna and the …

How DNA Proved Wild Horses No Longer Exist

Once thought to be the world's only remaining wild horses, a new study shows Przewalski's horses have domestic ancestors.<p>In the most technical sense of the word, truly wild horses no longer exist on Earth—at least that's what a new study argues.<p>The research analyzed the family tree of a type of …

The Future Machines of the Year 2100

Space elevators, tiny machine “swarms,” flying cars, and human/machine mind melds are just the beginning of the future.<p>In the year 1900, the world was in the midst of a machine revolution. As electrical power became more ubiquitous, tasks once done by hand were now completed quickly and efficiently …

Space

Japanese scientists invent floating 'firefly' light

TOKYO (Reuters) - Japanese engineering researchers say they have created a tiny electronic light the size of a firefly which rides waves of ultrasound, and could eventually figure in applications ranging from moving displays to projection mapping.<p>Named Luciola for its resemblance to the firefly, …

Japan

New findings paint picture of Neanderthals as artists

<b>(CNN) —</b> Neanderthals may not have been that different from us, after all.<p>New evidence reveals that they created the world's oldest known cave paintings and even wore seashells as body ornaments. Both behaviors suggest that they thought symbolically and had an artistic sensibility like modern …

Anthropology

Suspended Ocean Wave Installations by Miguel Rothschild | Colossal

<p>Multidisciplinary artist Miguel Rothschild works across a wide variety of mediums from modified photography to glass sculpture and textiles. In …

Does This 200,000 Year Old Jaw Bone Change Everything?

Archaeologists this week announced they had earth-shattering news—a 200,000 year old jaw-bone found in Israel that revolutionized our understanding …

The mysterious painting that changed how we see colour

Marcel Duchamp’s last painting has influenced artists for a century. Kelly Grovier looks at how it inspired the modern colour chart – and at its 17th-Century predecessor.<p>This year marks the centenary of one of the more curious milestones in modern cultural history – a landmark in image-making with …

Art

NASA is Developing A Space Submarine to Investigate Saturn's Wildest Moon

Many decades later, NASA is putting The Beatles to shame with their take on a super trippy submarine.<p>Researchers from Washington State University are …

Astronomy

Strong-Willed Chimps Reveal Evolutionary Origins of Human Willpower

'This is in line with how we tend to think of self-control in humans.'<p>The rush of joy we get from a measly Instagram like is a frightening thing. Our …

Will Power

Scientists studying psychoactive drugs accidentally proved the self is an illusion

Philosophers and mystics have long contemplated the disconcerting notion that the fixed self is an illusion.Neuroscientists now think they can prove it or, at least, help us glimpse this truth with some help from psilocybin, the psychoactive property in magic mushrooms.<p>Researchers around the world …

Drones are helping scientists fight wildlife extinction

Drones may be a powerful tool for preserving endangered species.<p>Researchers in Australia suggest that counting wildlife using drones is more accurate than traditional methods, according to a paper published on Tuesday in the British Ecological Society journal "Methods in Ecology and …

Time Warner

Finally, AI does something useful: fights hospital-acquired infections

With all the attention given to artificial intelligence (AI) that can do impressive stunts like play chess, name paint colors, and write weird sci-fi …

Mystery of 8,000-Year-Old Impaled Human Heads Has Researchers Stumped

Archaeologists have never before encountered this grisly phenomenon in Mesolithic Scandinavia, and they're hard-pressed to explain it.<p>In 2009, a new railway bridging southern Sweden's Motala Ström River was slated for construction. But then, archaeologists began turning up artifacts there that were …