Is it hot enough for you? Chances are it is, as we get into what are typically the hottest months of the year in the Northern Hemisphere, thanks to the tilt of the Earth angling more towards the sun in summer. You may have heard this sweltering period called the dog days of summer, though that name doesn"t come from hot dogs or panting pooches. Rather it comes from Sirius, the Dog Star, which becomes visible above the eastern horizon at daybreak during the summer. Sirius is the brightest star in the night sky, and is part of Canis Major, not to be confused with the Canis latrans, or coyote, in today"s image, who is just trying to beat the heat.
The dog days of summer
Today in History
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Red fox, Grand Teton National Park, Wyoming
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Hallstatt, Austria
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International Museum Day
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Native American Heritage Month
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World Lizard Day
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Groundhog Day arrives—beyond a shadow of a doubt
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A unique perspective from Italy’s ‘golden sands’
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Did it see its shadow?
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World Giraffe Day
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Walruses in Svalbard, Norway
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It s leap day!
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A young bull moose in Denali National Park, Alaska
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World Heritage Day
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Celebrating migrations
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Let s celebrate cephalopods
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Time to count some birds
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International Day of Forests
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Halfway Day
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Bridge to infinity
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Evidence of human habitation
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Citizenship Day and Constitution Day
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A most sincere pumpkin patch
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Gentoo penguins in Antarctica
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Loud waters
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Ribblehead Viaduct, North Yorkshire, England
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A herd of impalas, Londolozi Game Reserve, South Africa
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Light show at the skatepark
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Porto Cathedral, Portugal
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Hiding in plain sight
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Hemakuta Hill, Hampi, India
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