This edition is archived.

A gem of a show

Diamonds might be a girl’s best friend — but pearls saw her first. Today, a 50-pearl necklace could cost anywhere from $500 to $5000, but throughout history,...

Carnegie Mellon team’s electronic translator requires only a set of lips

A new device could allow users to say something in another language without actually having to speak the language — or speak at all for that matter. A...

Modern Chem

Move over, protons; scientists at the Department of Energy’s Collider Detector at Fermilab (CDF) discovered two rare types of Sigma-b baryon particles. The...

Helpful Devices:

According to a 1999 report issued by the U.S. Census Bureau, approximately 1.6 percent of Americans would not be able to hear a car approaching if they...

How Things Work: Mechanical hearts

According to the Current Science and Technology Center, 16,000 Americans are in need of a heart transplant. Only a couple thousand of these patients,...

Medical Note: The common cold

Over the years, scientists have engineered vaccines for some of the most widespread and devastating diseases, including polio, tuberculosis, and smallpox....

SciTech Briefs

Tests underway for fake pancreas Scientists at Cambridge University are currently testing an artificial pancreas for children with Type 1 diabetes. The...

Health Line

Stem cells repair pancreas A U.S. team from Tulane University has used stem cells from human bone marrow to repair defective pancreatic cells in mice....

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