Ronaldo Bonilla

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Solstice arrives December 21

December solstice 2017 arrives on December 21 at 16:28 UTC. High summer for the Southern Hemisphere. For the Northern Hemisphere, the return of more …

Cross-dressing is in the genes – at least in the strange world of the wading ruff

A type of wading ruff has evolved to look like a female so it can hide from other aggressive males<p>Cross dressing is in the genes, a new study of birds suggests.<p>The wading bird, the ruff, has an unusual mating pattern in which males adopt one of three strategies when attempting to woo a …

Biology

Moon and planets, Alert, Nunavut, Canada

Deep into the dark months of the year – 508 miles (817 km) from the North Pole – a photo of the moon and morning planets.<p>Kevin Rawlings submitted …

Astronomy

McDonald’s switching to cage-free eggs: The rest of America might too.

The road to becoming a “modern, progressive burger company” is a long one, but for McDonald’s, which has fallen out of touch for reasons more serious …

Implanted Sponges Soak Up Cancer Cells

Better to stop cancer before it spreads<p>Metastatic cancer, or a cancer that spreads to other parts of the body, causes more than 90 percent of cancer deaths. Doctors constantly monitor patients’ blood to make sure that cancer cells haven’t broken off from the original tumor and started spreading, …

Cancer