Category Archives: Science

Neck and shoulder arteries

Coloured X-ray of the arteries (red) of a human neck and shoulder. The bones (purple) are also seen on the X-ray, aiding identification of the arteries. The ribs of the chest (across bottom) are seen from the front. The head … Continue reading

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This new tattoo ink is designed to disappear after a year

If you’ve ever considered getting a tattoo but have been put off by its permanence – who knows how you’ll feel about that “E = mc2” face tattoo in 10 year’s time? – then a new startup called Ephemeral has you … Continue reading

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Why Scientists Should Learn to Fail, ‘Fast and Often’

Silicon Valley runs on failure. Its unofficial motto, after all, is “Fail fast, fail often,” and it is the region that gave birth to FailCon, where stories of entrepreneurial failure are badges of honor. That’s more than just cute marketing. As … Continue reading

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Our own immune system is still one of the best ways to fight cancer

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Surprise! This eukaryote completely lacks mitochondria

Mitochondria are membrane-bound components within cells that are often described as the cells’ powerhouses. They’ve long been considered as essential components for life in eukaryotes, the group including plants, fungi, animals, and unicellular protists, if for no other reason than … Continue reading

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Incredible coloured section through a human spinal nerve

Incredible coloured scanning electron micrograph (SEM) of section through a human spinal nerve. The nerve is composed of numerous bundles of myelinated axons. In the centre is a blood vessel filled with red blood cells. The human body contains 31 … Continue reading

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Ground Deformation at Mount Etna Volcano

  This animation depicts a time-series of ground deformation at Mount Etna Volcano between 1992 and 2001. The deformation results from changes in the volume of a shallow chamber centered approximately 5 km (3 miles) below sea level. The accumulation … Continue reading

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The World’s Most Important Freezer

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For the first time in a decade, Mercury is about to transit the Sun

On Monday May 9, it’s time to drop everything and remind yourself that whatever crap you’ve got going on, you’re still a part of a giant, unknowable Solar System filled with mysterious neighbours like our potential new home, Mars, and … Continue reading

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This new, ridiculously rare violet diamond has just been unearthed in Australia

If diamonds truly are a girl’s best friend – like decades of marketing campaigns would have you to believe – then the Argyle Violet, uncovered recently in Australia’s remote Argyle mine, could provide several lifetimes worth of friendship, because this is one of … Continue reading

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The largest study of life forms ever has estimated that Earth is home to 1 TRILLION species

The largest scientific study of its kind estimates that Earth could play host to more than 1 trillion different species, which means we’ve probably only identified a vanishingly small proportion of them – only about one-thousandth of 1 percent. To … Continue reading

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Researcher illegally shares millions of science papers free online to spread knowledge

A researcher in Russia has made more than 48 million journal articles – almost every single peer-reviewed paper every published – freely available online. And she’s now refusing to shut the site down, despite a court injunction and a lawsuit from … Continue reading

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Astronomers might have finally detected where mysterious, extragalactic neutrinos are coming from

Just over three years ago, physicists working in Antarctica announced they’d detected the first evidence of mysterious subatomic particles, known as neutrinos, coming from outside our galaxy. It was a huge moment for astrophysics, but since then, no one’s quite … Continue reading

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Life As We Know It

Life As We Know It – By Bill Gates  Last year Trevor Mundel, who runs our foundation’s global health work, suggested that I read a book called The Vital Question. I had never heard of the book or its author, … Continue reading

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Hubble just discovered a moon hiding at the back of our Solar System

A few weeks ago, a huge galaxy orbiting our own appeared seemingly out of nowhere. And now, astronomers have discovered a brand new moon hiding in plain sight at the outskirts of our very own Solar System. The moon has … Continue reading

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NASA has detected strange signals coming from the gravitational wave source

Less than half a second after the first direct evidence of gravitational waves was recorded on 14 September 2015, a very short, faint signal was registered by NASA’s Fermi Telescope from the same region in space. High-energy light particles called … Continue reading

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The Comets Tale

Thanks to Phil Krause for suggesting this post.

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In and Out of the Universe

Watch in full screen view.

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We’re in for a month of meteor showers as we pass through the tail of Halley’s Comet

We’re in for quite a show over the next few weeks as Earth passes through the tail of Halley’s Comet. Known as the Eta Aquarids, the month-long shower runs from April 20 to May 21, but you’ll be able to … Continue reading

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Where are all the aliens?

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