retna ningtias

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Some People Can't See Any Pictures in Their Imagination, And Here's Why

It's more common than you'd think.<p>Imagine an apple floating in front of you. Now see if you can rotate it around in your mind. Look at it from the …

Ripples in Spacetime by Govert Schilling review – a new window on the universe

The astonishing recent discovery of gravitational waves, likely to win a Nobel prize, finally confirms Einstein’s prediction<p>Long before homo sapiens was up on its hind legs, two black holes – each more massive than two dozen suns – were swirling around each other in outer space at a colossal rate. …

Nobel Prize

Two Conjectures Collide, Endangering the Naked Singularity

Physicists have wondered for decades whether infinitely dense points known as singularities can ever exist outside black holes, which would expose …

This map shows how US consumption hurts wildlife all over the world

Due to agriculture, overfishing, and pollution<p>Hotspots of biodiversity all over the world are threatened by the high demands of a globalized economy — and now we can clearly locate where on the planet US consumption is putting species at risk.<p>Researchers from Norway and Japan have created a map …

Discourse: ‘RI wastes’ millions of metric tons of food

<b>PREMIUM</b> Mark Smulders - FAOThe Food and Agriculture Organization (FAO) is focusing on the impact of climate change on food security. In conjunction …

Appetite for destruction: You don’t have to be a vegetarian to see that our eating meat is killing the planet

<b>(Ivonne Wierink via Shutterstock)</b><p>Everything we eat has a carbon footprint but heavily carnivorous diets are a leading cause of greenhouse emissions<p>Samuel Blackstone<p>October 16, 2016 2:00pm (UTC)<p>Whether you believe in climate change, like the majority of scientists, or believe it’s a hoax created by …

Agriculture

DIY - Self Watering Tomato Buckets - Quiet Corner

“You can never have too many tomato plants, but what happens when you run out of room in the garden. Tomatoes are probably the most versatile plant …

Two DIY Outdoor Chair Projects for Your Yard or Patio

Finding a comfortable outdoor chair is a pain, so why not make one you'll love? Here are two chairs you can make this weekend. Here are two designs …

DIY - Summer Outdoor Sofa - Quiet Corner

Modern style meets DIY cool in this sturdy cedar outdoor sofa! With just some 2×4 boards, you could be seating in style this summer!<p><b>Cut Your …