Web Resource for Young Scientists (Undergraduate and Up)!

Timeless Pieces
You and Your Research
Richard Hamming

Undergraduate Research 
College - What I did right and where I screwed up?
DJ Strouse

Applying to Grad School

Get into grad school for science, engineering, math and computer science
Matt Might

How to get a great letter of recommendation
Matt Might

Guide to Applying to US Science PhD Programs and Fellowships
DJ Strouse

Choosing a Lab and Applying Successfully
Maya Schuldiner

Succeeding in Grad School
How to Succeed in Graduate School: A Guide for Students and Advisors? 
Marie desJardins

How to Choose a Good Scientific Problem
Uri Alon

After Graduate School
YoungPIForum, Weizmann Institute of Science
http://www.weizmann.ac.il/YoungPI/