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Skin microbes betray your age

Your skin betrays your age, but we’re not talking about wrinkles. Rather, scientists have found that the profile of the microbes on your skin can predict your chronological age to within a few years. Our bodies are covered with microorganisms…

The last woolly mammoths on Earth had disastrous DNA

The last woolly mammoths on Earth were a sickly bunch. Dwarf woolly mammoths that lived on Siberia’s Wrangel Island until about 4,000 years ago were plagued by genetic problems, carrying DNA that increased their risk of diabetes, developmental defects and…

Iran satellite launch fails to reach orbit

This photo by a satellite operated by DigitalGlobe, a subsidiary of Maxar Technologies, shows Iran’s Imam Khomeini Space Center on Feb. 5, 2019, shortly before a Safir rocket launch that was later determined to be a failure. Iran’s space program…