Category Archives: Science

Brains of overweight people look 10 years older than those of lean people 

Researchers have found evidence that the brains of middle-aged, overweight people have the same amount of white matter – the connective tissue that allows the brain to communicate – as a lean person 10 years older. If confirmed, the results suggest … Continue reading

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Discovery of male-harming DNA mutation reinforces ‘mother’s curse’ hypothesis

There is new evidence that the “mother’s curse” – the possibility that moms may transmit genes to their children that harm their sons but not their daughters – holds true in animals. Such a possibility arises because there are two … Continue reading

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Scientists have just uncovered a major difference between DNA and RNA

A new study has shown for the first time that RNA – the older molecular cousin of DNA – splits apart when it tries to incorporate change, while DNA can contort itself and change its shape to compensate for any … Continue reading

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Is Earthly life premature from a cosmic perspective?

The universe is 13.8 billion years old, while our planet formed just 4.5 billion years ago. Some scientists think this time gap means that life on other planets could be billions of years older than ours. However, new theoretical work … Continue reading

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Weird methane bubbles under the Siberian Tundra

Its not just large craters being caused by methane blowouts in the boreal regions of the globe (see for photos of the large craters that have appeared in Siberia), as revealed by this video recently published by the Siberian … Continue reading

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New evidence suggests our understanding of how Earth’s mantle moves is wrong

You might think geologists have a pretty good idea about the inner workings of the Earth’s mantle – that hot, rocky region between the crust and the core that makes up 84 percent of the total volume of our planet. … Continue reading

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Possible evidence of human ability to detect Earth’s magnetic field found

A scientist who has dedicated a significant portion of his life to proving or disproving the notion that humans have an ability to detect and respond to Earth’s magnetic field has given a talk at this year’s meeting of the … Continue reading

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Scientists just discovered we’ve been looking at cancer growth all wrong

A new study has found evidence that brain tumours use fat as their preferred source of energy, bringing into question the decades-long assumption that sugar is their main fuel source. If confirmed, this could fundamentally change the we treat cancer … Continue reading

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Exercise isn’t the best way to lose weight

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Sperm 101

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The Bubble Nebula

The Bubble Nebula is 7,100 light-years from Earth in the constellation Cassiopeia.

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Kaleidoscopic hills

Kaleidoscopic hills: This terrain looks like an artist’s impression of an alien planet. However, the spectacular landscape, found at the Zhangye Danxia Landform Geological Park in Gansu Province, China, is actually the result of red sandstone and mineral deposits being … Continue reading

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Scientists want to use bacteria to clean up oil spills – and it could actually work

In 2010 the Deepwater Horizon oil spill released an estimated 4.2 million barrels of oil into the Gulf of Mexico – the largest offshore spill in US history. The spill caused widespread damage to marine species, fisheries, and ecosystems stretching … Continue reading

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‘Darwinolide’ kills 98% of a drug-resistant bacteria

Researchers have discovered a compound in an Antarctic sea sponge that’s capable of killing 98 percent of the drug-resistant superbug, methicillin-resistant Staphylococcus aureus – better known as MRSA – which is rapidly spreading throughout the US. With more and more bacteria … Continue reading

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The most mysterious star in the universe

Something massive, with roughly 1,000 times the area of Earth, is blocking the light coming from a distant star known as KIC 8462852, and nobody is quite sure what it is. As astronomer Tabetha Boyajian investigated this perplexing celestial object, … Continue reading

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Are Viruses Alive?

Thanks to Phil Krause for suggesting this video.

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Look up! This week’s solstice coincides with a strawberry moon

For everyone in the Northern Hemisphere, this Monday marks the summer solstice, the longest day of the year. And if that’s not enough of a reason to head outside and look up, for the first time in almost 50 years, … Continue reading

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Physicists confirm there’s a second layer of information hidden in our DNA

DNA folding is an incredibly important control mechanism. That’s because every single cell in our body contains around 2 metres of DNA, so to fit inside us, it has to be tightly wrapped up into a bundle called a nucleosome – like … Continue reading

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Earth’s Constant Companion

A small asteroid has been discovered in an orbit around the sun that keeps it as a constant companion of Earth, and it will remain so for centuries to come. As it orbits the sun, this new asteroid, designated 2016 … Continue reading

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Bionic Leaf Makes Fuel from Sunlight, Water and Air

A tree’s leaf, a blade of grass, a single algal cell: all make fuel from the simple combination of water, sunlight and carbon dioxide through the miracle of photosynthesis. Now scientists say they have replicated—and improved—that trick by combining chemistry … Continue reading

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