MOOC instructors may need more support for successful courses

Supporting instructors of massive open online courses—MOOCs—may be just as important to the creation of long-term, successful courses as attracting and supporting students, according to a group of researchers.

Shaving time to test antidotes for nerve agents

Imagine you wanted to know how much energy it took to bike up a mountain, but couldn't finish the ride to the peak yourself. So, to get the total energy required, you and a team of friends strap energy meters to your bikes ...

Unlocking the secrets of squid sucker ring teeth

A squid has more in common with a spider than you may think. The razor-sharp 'teeth' that ring the suckers found on some squid tentacles are made up entirely of proteins remarkably similar—and in some ways superior—to ...

Apple ready for encryption 'conversation': lawyer

Apple wants a "conversation" to help settle a standoff with US law enforcement over accessing an encrypted iPhone, according to testimony prepared for a congressional hearing.

Romanian police seize stolen archaeological treasures

Romanian police have seized gold coins and a treasure trove of statues which are over 2,000 years old allegedly stolen from archaeological sites and destined for auction, prosecutors said Monday.

Appeals court upholds designation of polar bear habitat

The U.S. Fish and Wildlife Service followed the law when it designated more than 187,000 square miles—an area larger than California—as critical habitat for threatened polar bears in Alaska marine waters and its northern ...

A new way to discover DNA modifications

DNA is made from four nucleosides, each known by its own letter—A, G, C, and T. However, since the structure of DNA was deciphered in 1953, scientists have discovered several other variants that are often added to the DNA ...

New insights into how antiarrhythmic drugs work

If you suffer from atrial fibrillation (AF)—a condition where disorganized electrical signals cause the heart's upper chambers to contract quickly and irregularly—your doctor may prescribe an antiarrhythmic drug. While ...

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