Searching for the Poisonous Pitohui

Poisonous birds do not have major medical importance, but are interesting and fascinating in their own right. The following data shows how little we actually know of the natural world. In 1989 a researcher (John P. Dumbacher of the National... Read More

25/01/2007

The Transit of Mercury

On Wednesday, 2006 Nov 08, Mercury will transit the Sun for the first time since 2003. The transit or passage of a planet across the face of the Sun is a relatively rare occurrence. As seen from Earth, only transits... Read More

07/11/2006

Inspiration: Space

"In the 60’s, space exploration was an American obsession. But the growing reality of space has turned the romance to cynicism. We chart the path from then to now. We begin with Ann Druyan, widow of Carl Sagan, with a... Read More

03/11/2006

Newton’s Dark Secrets

Sir Isaac Newton, the eccentric genius who helped define modern science, was also an obsessive alchemist……If there’s one word to describe Isaac Newton it is "genius"… Newton’s Dark SecretsPBS LINK [Thanks... Read More

22/06/2006

They’re coming!

Surely, summer can’t be far behind… The 2006 Hummingbird Migration Maps (as of 3.15)... Read More

27/03/2006

Number Spirals

"Number spirals are very simple. To make one, we just write the non-negative integers on a ribbon and roll it up with zero at the center. The trick is to arrange the spiral so all the perfect squares" Number... Read More

01/12/2005

Aurora Borealis

The onset of cold weather always remind me of these heavenly wonders.   "Northern lights is the name of a light phenomenon often seen in the northern regions. The lights have been around since Earth formed an atmosphere -the dinosaurs... Read More

23/11/2005

Orrery

"These are the principles that Danny Hillis used in the initial stages of designing a 10,000 Year Clock. We have found these are generally good principles for designing anything to last a long time. LongevityWith occasional maintenance, the clock should... Read More

01/11/2005