Giant sinkholes are mysteriously appearing in Siberia, study explores why
Gulf Stream current is now at its weakest in over 1,000 years
The secrets behind the seasons: How we forecast the months ahead
4-year-old girl and pet hen sledding duo are an internet sensation
New images show why you shouldn't put a candle out with water
How Rome responded to a very rare snowfall
Bizarre mystery lifeforms found deep beneath Antarctic ice
Study reports "shocking" findings of microplastics in the Arctic
Why you should never throw these bread tags out
Millions of metric tons of human waste santized by nature annually
PRO TIPS: How to take the perfect bird photo
Eyes to the sky: Spring is a busy season for birds
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