We received several photos of dramatic mammatus clouds this week, including two snapped in northern Texas on the same day the tornado struck near Oklahoma City.
Posts by Deborah Byrd
The Ring Nebula’s true shape – revealed in this composite image made in visible light and infrared – is vastly more intricate than astronomers knew.
You can catch a trio of planets – Mercury, Venus and Jupiter – in deepening western twilight during the final week of May 2013.
The flare produced a beautiful coronal mass ejection, or CME, which was not Earth-directed but could deliver a glancing blow in the next few days.
Be prepared to amaze your friends at breakfast when you explain why orange juice and toothpaste together taste so weird.
“[It] provide[s] means for guiding the machine both vertically and horizontally … combining lightness, strength, convenience of construction, and certain other advantages.”
We passed between Saturn and the sun late last month. Identify this planet tonight!
Four images from space, from NASA and NOAA satellites, of the Moore, Oklahoma tornado on May 20, 2013.
Officials have lowered the death toll to 24 confirmed deaths and hundreds of injuries from the massive tornado that struck Moore, Oklahoma yesterday.
Links to the the tragic consequences, and how to donate to help the victims, below.