It’s a small world: Winners of microscopic video competition reveal the tiny in stunning detail

It’s a small world: Winners of microscopic video competition reveal the tiny in stunning detail

It’s not every day we get to see the tiny world that exists beyond our vision, but that’s what the Nikon Small World in Motion competition is all about. This is the 14th year of the competition, where past winners revealed extraordinary insights into things like the stomach contents of a termite, human cells fusing and dying during … Read more

This sea creature turns into a baby when it’s stressed out — but is it reverse aging?

This sea creature turns into a baby when it’s stressed out — but is it reverse aging?

An invasive sea creature with a disappearing anus and a penchant for cannabalizing its own young may have yet another trick up its sleeve.  When life is going badly for the sea walnut, it will shrink and take on the shape of its larval form, and stay that way until things are looking up again, according … Read more

NASA pauses Mars sample return plan until a cheaper, faster one can be developed

NASA pauses Mars sample return plan until a cheaper, faster one can be developed

NASA’s plan to bring samples from Mars back to Earth is on hold until there’s a faster, cheaper way, space agency officials said Monday. Retrieving Mars soil and rocks has been on NASA’s to-do list for decades, but the date kept moving forward, as costs ballooned. A recent independent review put the total cost at … Read more

New study investigates threat of ‘watermelon snow’ to mountain glaciers

New study investigates threat of ‘watermelon snow’ to mountain glaciers

The Rocky Mountains conjure up images of grey rugged peaks capped with white. But within the upper reaches of the harsh mountain landscapes, a rosier hue often blooms. Watermelon snow, also known as glacial blood, is caused by algae that turns the snow a startling shade of red. The algae blooms in summer, forming on … Read more

Why scientists are hoping landscaping gravel can help restore Nova Scotia’s kelp

Why scientists are hoping landscaping gravel can help restore Nova Scotia’s kelp

In a converted shipping container perched oceanside in Ketch Harbour, N.S., a group of people gather to peer into tanks filled with fuzzy pieces of gravel.  The rocks are covered with tiny blades of sugar kelp. Soon, the squares of steel mesh they’re fixed to will be suspended in the water at a kelp farming demonstration … Read more

Why scientists are hoping landscaping gravel can help restore Nova Scotia’s kelp

Why scientists are hoping landscaping gravel can help restore Nova Scotia’s kelp

In a converted shipping container perched oceanside in Ketch Harbour, N.S., a group of people gather to peer into tanks filled with fuzzy pieces of gravel.  The rocks are covered with tiny blades of sugar kelp. Soon, the squares of steel mesh they’re fixed to will be suspended in the water at a kelp farming demonstration … Read more