Science Explorer
Science Explorer

Science Explorer

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Mouse Study Flags a Serious Downside to Popular Weight-Loss Diet
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Mouse Study Flags a Serious Downside to Popular Weight-Loss Diet

Fat burning at what cost?

A Laser Ruler for Sharper Black Hole Images
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A Laser Ruler for Sharper Black Hole Images

Researchers at KAIST have developed a breakthrough technology that could dramatically improve our ability to image black holes and other distant objects. The team created an ultra precise reference signal system using optical frequency comb lasers to synchronise multiple radio telescopes with unprecedented accuracy. This laser based approach solves long standing problems with phase calibration that have plagued traditional electronic methods, particularly at higher observation frequencies.

Venus Might Harbor Massive Subsurface Lava Tunnels
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Venus Might Harbor Massive Subsurface Lava Tunnels

It’s 2050 and you’re living on Venus. This might come as a surprise due to the planet’s crushing surface pressures (~92 times of Earth) and searing surface temperatures (~465 degrees Celsius/870 degrees Fahrenheit), which is equivalent to ~900 meters (3,000 feet) underwater and hot enough to melt lead, respectively. But you’re not living on the surface. Instead, you’re safe and sound inside a lava tube habitat scanning data from the latest orbiter images while sipping on some habitat-made espresso.

A New Theory for What Really Powers a Flare
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A New Theory for What Really Powers a Flare

Solar flares are one of the most closely watched processes in solar physics. Partly that’s because they can prove hazardous both to life and equipment around Earth, and in extreme cases even on it. But also, it’s because of how interestingly complex they are. A new paper from Pradeep Chitta of the Max Planck Institute for Solar System Research and his co-authors, available in the latest edition of Astronomy & Astrophysics, uses data collected by ESA’s Solar Orbiter spacecraft to watch the formation process of a massive solar flare. They discovered the traditional model used to describe how solar flares form isn’t accurate, and they are better thought of as being caused by miniaturized “magnetic avalanches.”

Cancer May Emit Signals That Protect The Brain Against Alzheimer's
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Cancer May Emit Signals That Protect The Brain Against Alzheimer's

Wait, what?