Central America is a slender bridge of land stretching between North and South America, with the Pacific Ocean to the west and the Caribbean Sea to the east. Scattered across this bridge, called an isthmus, are the seven small countries of Belize, Guatemala, El Salvador, Honduras, Nicaragua, Costa Rica, and Panama. These nations share many...

Chiral amines are powerful pharmacophores for defining new pharmaceutical drugs (Figure P.1) due to their high density of structural information and inherent ability for hydrogen bonding, yet their synthesis remains a challenge. That challenge is further appreciated when framed in the context of the following goal: the introduction of...

Russia breathes superlatives: the world’s biggest country; its largest supplier of natural gas and second-largest oil producer; home of the planet’s longest railroads, busiest subway system (Moscow’s), and one of its deepest, biggest, and oldest lakes (Baikal, in Siberia). It even boasts balmy beach resorts (on the Black...

To...

Ancient Greece and Rome aren't usually remembered for their sense of humour. However, in reality the ancient Greeks and Romans often refused to take themselves seriously. Strange and outlandish activities abounded - including somebody accidentally exposing himself while dancing sideways at his wedding (those wearing bed sheets didn't...

This...

Electronic navigation systems are extremely reliable but when they do fail onboard repair at sea is rarely possible. Also, their operation depends on a continuous supply of electricity. Should this fail they will stop and unexpectedly lacking the means of position finding, chart plotting and route planning how can the modern navigator...

Aerosol particles are ubiquitous in the Earth's atmosphere and are central to many environmental issues such as climate change, stratospheric ozone depletion and air quality. In urban environments, aerosol particles can affect human health through their inhalation.

Atmospheric aerosols originate from naturally occurring...

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Volcanoes and earthquakes are nature...

–Edward O. Wilson, Pellegrino Research Professor, emeritus, Harvard...

With the information-management program DEVONthink 2, you no longer have to swim in a sea of Web bookmarks, email receipts, RSS feeds, Web page snippets, Post-it notes, and phone bills. DEVONthink stores your digital documents and clippings, helps you scan and store paper documents, and serves as home base for organizing and viewing all your...