![[IOP]](http://images.iop.org/cws/icons/themes/phw/colophon-small.png){kind=icon}
Print edition: February 2005
Features
Emilio Segrè: nuclear pioneer
The father of the antiproton
Physics in Action
Superconductor responds to nano-scale change
Changing the critical temperature
How ice 'melts' below its melting point
Understanding what happens under pressure
Chemical controversy at the solar surface
New data gives solar physicists a headache
Electrons navigate disordered media
What happens when a metal melts?
Post-deadline
How nuclear data upset stellar-evolution models
Why stalactites are all the same
Liquid crystals enter pentagonal phase
News & Analysis
Big Bang origin seen in galaxies
Einstein celebrations get off to a flyer
Intel builds silicon laser
ESA hails Titanic success
Calls grow for global tsunami detectors
Wanted: physicists to work on green energy
Quantum cryptography takes to the air
Oxford rescues Marconi archives
Telescope finds a home in Hawaii
Blue LED inventor ends legal battle
John Barrow: Answering the big questions
Wolf prize goes to atomic physicist
UK physics back in the spotlight
Missile defence suffers new setback
Top 10 journals welcome new entries
Editorial
Forum
Playing seriously with strategy
Critical Point
Feedback
Teaching options must be broader
Postdoc security
Reviews
Pondering the power of the impossible
What can we learn from the limitations of science?
Careers
The basic challenge of biology
Once a physicist: Naglaa Walker
Lateral Thoughts
Speaking with tongues