03/03/2015

New fat cells created quickly, but they don't disappear

Once fat cells form, they might shrink during weight loss, but they do not disappear, a fact that has derailed many a diet. Yale researchers in the March 2 issue of the journal Nature Cell Biology describe how—and just ...

Methane oxidation fuelled by algal oxygen production

Methane emissions are strongly reduced in lakes with anoxic bottom waters. But here – contrary to what has previously been assumed – methane removal is not due to archaea or anaerobic bacteria. A new study on Lake Cadagno ...

Kamikaze comet loses its head

Like coins, most comet have both heads and tails. Occasionally, during a close passage of the Sun, a comet's head will be greatly diminished yet still retain a classic cometary outline. Rarely are we left with nothing but ...

Is iron rain the reason why Earth and the moon are so different?

New experiments show that the asteroids that slammed into Earth and the moon more than 4 billion years ago were vaporised into a mist of iron. The findings, published in Nature Geoscience, suggest that the iron mist thrown ...

Early–career researchers the missing link for STEM diversity

When high school physics teacher Moses Rifkin wrote a recent blog post on "Teaching Social Justice in the Physics Classroom," he ignited a new round of conversation about white privilege and the kinds of skills scientists ...

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