Want To Make A Giant Telescope Mirror? Here’s How

Astronomers want increasingly large telescopes to peer into the depths of space. To build a solid telescope mirror nearly 30 feet across, you need an oven that heats to 2,100 degrees Fahrenheit and spins around like a top.

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Want To Make A Giant Telescope Mirror? Here’s How

Astronomers want increasingly large telescopes to peer into the depths of space. To build a solid telescope mirror nearly 30 feet across, you need an oven that heats to 2,100 degrees Fahrenheit and spins around like a top.

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Mega Mirror To Power Massive New Telescope

One upon a time, the largest glass telescope mirror was 100 inches in diameter. Today, scientists are casting a mirror 27 feet in diameter that will be part of one of the most powerful telescopes on Earth. NPR’s Joe Palca speaks with weekends on All Things Considered host Guy Raz from the mirror laboratory, located under the football stadium at the University of Arizona.

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Managing Stress Fractures In Athletes

When getting athletes back on their feet following a stress fracture, one must balance the need to return to sport with the need for safe healing. Combining a thorough review of the literature with practical pearls from his clinical experience, this author offers salient diagnostic insights and perspectives on non-weightbearing, bone stimulation and other treatment measures.

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The Deep-Sea Find That Changed Biology

The depths of our oceans are dark, punishingly cold and utterly devoid of life. Or so scientists thought, until a team of researchers in the late 1970s stumbled upon squishy, rubbery worms, up to 7 feet long, living 8,000 feet below the surface of the Pacific.

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The One Best Way to Run

Left, right, repeat; that’s all running really is, a movement so natural that babies learn it the first time they rise to their feet. Yet sometime between childhood and adulthood – and between the dawn of our species and today – most of us lose the knack.

Six Miles Offshore: The Wreck Of Montebello

More than 3 million gallons of crude oil from a sunken tanker may be threatening California’s Central Coast. The SS Montebello sank in 1941 after it was torpedoed by a Japanese submarine. A group is now trying to determine just how much of an environmental threat the Montebello poses, 900 feet below the waves.

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Diabetes Resources

The APMA Diabetes Resource page gives you to the tools to take control of diabetes and the negative effects it can have on your feet! Whether you’ve recently been diagnosed or have been battling the disease for years, the podiatrist-approved advice below will help you to monitor your feet and prevent diabetes-related amputation.

Diabetes Resources

The APMA Diabetes Resource page gives you to the tools to take control of diabetes and the negative effects it can have on your feet! Whether you’ve recently been diagnosed or have been battling the disease for years, the podiatrist-approved advice below will help you to monitor your feet and prevent diabetes-related amputation.

Diabetes

The APMA Diabetes Resource page gives you to the tools to take control of diabetes and the negative effects it can have on your feet! Whether you’ve recently been diagnosed or have been battling the disease for years, the podiatrist-approved advice below will help you to monitor your feet and prevent diabetes-related amputation.

Diabetes

The APMA Diabetes Resource page gives you to the tools to take control of diabetes and the negative effects it can have on your feet! Whether you’ve recently been diagnosed or have been battling the disease for years, the podiatrist-approved advice below will help you to monitor your feet and prevent diabetes-related amputation.