Purple finches, indicators of healthy coniferous habitat, are declining in the Northwest, according to data from the Klamath Bird Observatory.
Credit: J. Livaudais
Populations of many North American songbirds are declining, and in many cases we don't understand why -- for...
The flexible tissue scaffold, shown here emerging from a glass pipette with a tip one millimetre wide, unfolds itself after injection into the body. This could enable surgeons to use minimally invasive techniques, which reduce recovery time, scarring and...
The tubeworm species Escarpia laminata.
Credit: Image courtesy of the Chemo III project, BOEM and NOAA OER
Large tubeworms living in the cold depths of the Gulf of Mexico may be among the longest living animals in the world. This is...
Reconstruction of Halszkaraptor escuilliei. This small dinosaur was a close relative of Velociraptor, but in both body shape and inferred lifestyle it much closely recalls some waterbirds like modern swans.
Credit: Lukas Panzarin; and Andrea Cau for scientific supervision
An exceptionally...
Remnant of a street in the urban centre of Kalibangan. The Ghaggar-Hakra palaeochannel can be seen in the distance.
Credit: S. Gupta (Imperial College London)
The Indus or Harappan Civilisation was a Bronze Age society that developed mainly in the northwestern...
One of the cichlid fish from Guatemala, Thorichthys meeki, collected by LSU Curator of Ichthyology Prosanta Chakrabarty for the study that refuted the date in which the Isthmus of Panama was formed.
Credit: Courtesy of Prosanta Chakrabarty, LSU
A long-standing fact...
Cyclone Chapala over the Gulf of Aden Nov. 2, 2015.
Credit: NASA image by Jeff Schmaltz, LANCE/EOSDIS Rapid Response
Researchers from Princeton University and the National Oceanic and Atmospheric Administration (NOAA) report in the journal Nature Climate Change that extreme cyclones...
AWARE instruments at the WAIS Divide field camp in central West Antarctica in December 2015 under a spectacular optical display ("sun dog") due to atmospheric ice crystals.
Credit: Colin Jenkinson, Australian Bureau of Meteorology
An area of West Antarctica more than...
From left, geology graduate students Jiashun Hu and Quan Zhou and professor Lijun Liu challenge traditional theories about western US volcanism with new evidence from supercomputer modeling.
Credit: L. Brian Stauffer
Recent stories in the national media are magnifying fears of...
This is an image of hippo teeth products for sale in an ivory shop in Sheung Wan, Hong Kong.
Credit: Alexandra Andersson
Global wildlife trade is pushing many species to the brink of extinction. The Convention on International Trade in Endangered...
Nelson Sepulveda is a nanotechnology researcher and associate professor of engineering at Michigan State University.
Credit: Michigan State University
A paper-thin, flexible device created at Michigan State University not only can generate energy from human motion, it can act as a...
