Probing Question: How were the Egyptian pyramids built?

The Aztecs, Mayans and ancient Egyptians were three very different civilizations with one very large similarity: pyramids. However, of these three ancient cultures, the Egyptians set the standard for what most people recognize ...

Peter Gabriel wants to talk with animals online

Peter Gabriel joined big thinkers and one of the Internet's founding fathers Friday in launching an "Interspecies Internet" for animals to communicate with us and each other.

World population to surpass 7 billion in 2011

Global population is expected to hit 7 billion later this year, up from 6 billion in 1999. Between now and 2050, an estimated 2.3 billion more people will be added—nearly as many as inhabited the planet as recently as ...

The death of open access mega-journals?

The entire scientific publishing world is currently undergoing a massive stress test of quantity vs. quality, open access (free) vs. institutional subscriptions (paywall), and how to best judge the integrity of a publication.

Denied under Nazis, 102-year-old Jewish woman gets doctorate

Ingeborg Syllm-Rapoport wasn't allowed to defend her doctoral thesis in 1938 under the Nazis because she was part-Jewish. Nearly eight decades later, she became Germany's oldest recipient of a doctorate at age 102 on Tuesday.

Researchers stumped by drug addiction paradox

From chocolate and caffeine to nicotine and cocaine, many of our most addictive foods and drugs come from plant toxins. Considering that plants originally developed these toxins to deter herbivorous predators, it’s ironic ...

New brake light system could mean fewer collisions

A dynamic brake light system that enables rear lights on a leading vehicle to contract or expand during hard braking could help lessen how often rear-end automobile collisions occur, says new research from the University ...

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