S xi Emission Lines in Active Region Spectra Obtained with the Solar euv Rocket Telescope and Spectrograph (Serts)

S XI line ratios in the sun

S XV emission-line ratios in the sun

S XV Spectral Properties of an Active Region from the YOHKOH Bragg Crystal Spectrometer

S Z constraints on the dependence of the CMB temperature on redshift

S&P 500 returns revisited

S&T Looks Back ... and Ahead

S&T Test Report

S&T Test Report: A "Hot" Telescope Gets Even Hotter

S&T Test Report: A Do-It-Yourself Dobsonian

S&T Test Report: A Look at Seven Unit-Power Finders

S&T Test Report: A Pair of High-Performance Maksutovs

S&T Test Report: A Versatile Equatorial Mount

S&T Test Report: Adorama's Dual-Purpose Telephoto Lens

S&T Test Report: Backyard Spectroscopy

S&T Test Report: Celestron's Computerized Telescope

S&T Test Report: Celestron's PixCel 255 CCD Camera

S&T Test Report: Changing with Time

S&T Test Report: Choosing a Low-Cost Telescope

S&T Test Report: Color Chemistry from Japan and a Red-Hot Film from Kodak