Harvard University

Following the missteps of giants

In the early 1950s, famed chemist Linus Pauling announced that he had won the race to figure out the structure of DNA. It is a triple-helix, Pauling said, arranged with the DNA bases sticking out of the molecule.

Sep 30, 2013 4 / 5 (1) 0

The little old machine that could

On a bench in the Arnold Arboretum's new lab building, not far from the $90,000 standard microscopes and the even pricier confocal microscope whose lasers can build 3-D computer images of tiny plant parts, ...

Sep 09, 2013 5 / 5 (5) 0

Hack attacks, explained

Computer network hackers calling themselves the Syrian Electronic Army earlier this week disrupted The New York Times' website for nearly a day and electronic publishing on the Twitter social network for se ...

Aug 30, 2013 3 / 5 (2) 0

Binding together repelling atoms

Basic chemistry tells us that a bond between atoms can form if it is energetically more favorable for the atoms to stick together than staying apart. This fundamentally requires an attractive force between ...

Jul 31, 2013 4.8 / 5 (6) 0

Designing a cleaner future

A slum on the outskirts of Accra, Ghana, received major media attention in 2010 and 2011 when the outside world realized where computers go to die. In an area called Agbogbloshie, impoverished residents were ...

Jul 02, 2013 4.8 / 5 (4) 0