Editor summaries of this week's research papers

Science This Week in Science
	Volume 351, Issue 6274

This Week in Science

Cancer Helping cancer cells exit blood vessels Nancy R. Gough Photocatalysis Copper's light touch forges C-N bonds Jake Yeston Transcription The SAGA of removing nucleosomal ubiquitin Guy Riddihough Human Genomics The legacy of human-Neandertal interbreeding Laura M. Zahn Metabolism Controlling supplies for DNA and RNA synthesis L. Bryan Ray Global Water Cycle By land or by sea H. Jesse Smith Immunology An unconventional route to protection Kristen L. Mueller Astronomy How stars grow Kip Hodges Carbon Cycle Warming making bigger CO2 swings H. Jesse Smith Gene Regulation Parasitic DNAs help and hinder evolution Guy Riddihough Valleytronics Stacking to prolong valley lifetime Jelena Stajic Gene Regulation Genetic programming for self-renewal Kristen L. Mueller Materials Science Flexible power for flexible electronics Marc S. Lavine Microbial Physiology Long-term partners uncoupled Nicholas S. Wigginton Lung Physiology Neuroendocrine cells as air sensors Beverly A. Purnell Epigenetics Quantitative analysis of epigenetic memory L. Bryan Ray Autoimmunity T cells target peptide combos Kristen L. Mueller Biochemistry Spatial control of cellular enzymes Valda Vinson Evolution Finding the organelles' ancestors Julia Fahrenkamp-Uppenbrink Allergy Bringing atopic dermatitis up to scratch Angela Colmone Plant Immunity Improving plant disease responses Pamela J. Hines