Laura Sivitz's Articles
- NewsThe unveiling of the genetic blueprint of the tiny thale cress ushers in a new era in plant biology.
- NewsSeismic waves generated by an extraterrestrial object crashing into Mexico 65 million years ago appear to have sent sediment from shallow waters sliding off the continental shelf.
- NewsBecause naked mole rats exhibit permanent physical traits that distinguish certain castes of a colony, they belong to the same grouping as so-called eusocial insects such as bees, ants, wasps, and termites.
- FeatureScientists seek alternatives to a computer technology nearing its limits.
- NewsA statistical analysis of DNA from nearly 400 right whales around the world suggests there may be three species of Eubalena, not just two—a conclusion that may boost conservation efforts.
- NewsTiny steel-mesh tubes coated with a DNA-containing polymer could prevent arteries from becoming reclogged after cardiovascular treatment.
- NewsAn experimental test for colon cancer may detect the disease at a treatable stage more accurately than current, noninvasive screening techniques.
- NewsA molecular connection between the timing of sleep—a part of circadian rhythms—and how long animals slumber each day is demonstrated for the first time.
- NewsUsing a new technique to examine chromosomes of in vitro fertilization (IVF) embryos at the time they're implanted in the womb, researchers report abnormalities never seen later in development, possibly explaining why IVF has a low efficiency.
- NewsNew software can run an ultrasonic machine that will map corrosion beneath the surface of an airplane more quickly, safely, and effectively than can existing devices.