Satellite imagery reveals the stunning scope of historic flooding inundating the Midwest – ImaGeo

Before and after satellite images reveal the extent of flooding on the Platte, Missouri and Elkhorn rivers near Omaha, Nebraska. (Images: NASA Earth Observatory. Animation: Tom Yulsman) Flooding characterized by the National Weather Service as “major to historic and catastrophic” is continuing across parts of the central plains and Upper Midwest. The flooding has come in […]

OSIRIS-REx Caught its Asteroid Ejecting Strange, High-Speed Bursts of Particles – D-brief

One of asteroid Bennu’s biggest surprises comes from the bursts of particles it sometimes sends flying into space, where OSIRIS-REx captures sight of them. (Credit: NASA/Goddard/University of Arizona/Lockheed Martin) Right now, there are two missions exploring asteroids in our solar system. NASA’s OSIRIS-REx mission is revealing surprises at its asteroid home called Bennu. It arrived there not […]

Ancient Human Ancestors May Have Grown Big Brains Scavenging Bone Marrow – D-brief

Australopithecus africanus skull as displayed at the Smithsonian Natural History Museum. (Credit:Ryan Somma via Flickr) (Inside Science) — In the late 1970s, anthropologists popularized the now familiar scenario that our very early ancestors were scavengers rather than hunters. These ancestors, the australopithecines, lived on the African savanna between 2 million and 4 million years ago. […]

A Quasar-Powered Storm Pours From the Teacup Galaxy – D-brief

This composite image shows J1430+1339, known as the Teacup galaxy. Optical light (red and green) was taken by NASA’s Hubble Space Telescope and X-ray data (blue) was collected by NASA’s Chandra X-ray Observatory. (Credit: X-ray: NASA/CXC/Univ. of Cambridge/G. Lansbury et al; Optical: NASA/STScI/W. Keel et al.) Your nighttime cup of chamomile might help you go […]

First Confirmed Piece of a Denisovan Skull Discovered – D-brief

(Credit: IAET SB RAS/Sergei Zelensky) A chunk of a Denisovan skull has been identified for the first time — a dramatic contribution to the handful of known samples from one of the most obscure branches of the hominin family tree. Paleoanthropologist Bence Viola from the University of Toronto will discuss the as-yet-unpublished discovery at the […]

Two Russian Volcanoes Erupting in Tandem – Rocky Planet

The long ash plume from Bezymianny seen stretching across the Pacific Ocean on March 17, 2019 by Terra’s MODIS imager. The smaller plume from Sheveluch can be seen just above the darker Bezymianny plume. NASA. The Kamchatka Peninsula in far eastern Russia is one of the most active volcanic areas on Earth. It isn’t surprising […]

Scientists Find That Anesthetics Can Weaken Traumatic Memories – D-brief

(Credit: PopTika/shutterstock) Some memories can leave us scarred for life. For example, the memory of a dog attack may leave even the most canine-loving person terrified of every pooch they come across. Fortunately, traumatic memories may not be permanent. In a new study, researchers have discovered that a general anesthetic can weaken emotionally disturbing memories. The find means […]