ScienceHubble Spots 'Smiling Face' While Looking For New Stars NASA released a photo of dozens of distant galaxy clusters taken by the Hubble Space Telescope. Gravitational lensing has caused some of the light from the galaxies to look like a smiling face.by Diane Samson
TechStudy: Russian physicists upgrade cheap diode laser for use in precise measurementsby staff reporter
ScienceStudy Of 250,000 Year Old Teeth Shows Neanderthal Children Exposed To Very Harsh Wintersby Diane Samson