Links

Astronomy:

Astronomy Picture of the Day
Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.
Astrotips
A webpage with a categorized list of the most relevant software for astronomy. Available both in English and Portuguese.
Bradford Robotic Telescope
The Bradford Robotic Telescope is a project providing free observing sessions to all interested.
Galática M51
If you search for astronomy equipment, this is a nice place to start. Do not forget to also check their forums.
Rastos de Luz
An interesting astronomy blog from a old friend.
Sky and Telescope
Sky and Telescope (IMHO) is the reference in terms of astronomy magazines. Articles with very high quality, the latest news, and always full of stunning photos. If you like it, i recommend the subscription.
Spaceweather
The "weather" forecast for our planet. Usually lots of sun, some wind and sometimes a few meteors.

Dilbert
Another painfully real cartoon. The daily life off a common IT corporation. By Scott Adams
Phd Comics - Piled Higher and Deeper
A very funny (and real) comic about the daily life of grad students

DETI - Departamento de Eletrónica Telecomunicações e Informática
The electronics, telecommunications and informatics department at University of Aveiro.
HNG - Heterogeneous Network Group
The Heterogeneous Network Group is a research group at IT-Aveiro.
IST WIP
The IST WIP project aims at an All Wireless Internet to be deployed in an University Campus, Metropolitan or Rural areas
Instituto de Telecomunicações
Instituto de Telecomunicações - Aveiro site
Universidade de Aveiro
University of Aveiro

Digg
The ultimate dump of all useful and non-useful sites.
Slashdot
One of the most important news portals related to technology and Open Source