World’s biggest, oldest trees are dying

World’s biggest, oldest trees are dying

Scientists recently warned of an alarming increase in the death rates of the largest living organisms on the planet, the giant, old trees that harbour and sustain countless birds and wildlife. New research conducted by universities in Australia and the United States

NASA plans to search for signs of life on Jupiter’s moon Europa

NASA plans to search for signs of life on Jupiter’s moon Europa

Early in December NASA officials announced that they plan to launch a $1.5 billion rover to Mars in 2020. NASA investigates the possible habitability of Europa, Jupiter’s fourth-largest moon. One concept that may be gaining traction is a so-called “clipper” probe

Tracking the origins of HIV

Tracking the origins of HIV

Alfred Roca, an assistant professor in the College of Agricultural, Consumer and Environmental Sciences at the University of Illinois, thinks that the genomes of an isolated West African human population provide important clues about how the Human immunodeficiency

Tropical Cyclone 04A expected to make landfall in Somalia

Tropical Cyclone 04A expected to make landfall in Somalia

According to latest Joint Typhoon Warning Center (JTWC) report, Tropical Cyclone 04A is located approximately 280 nm south of Cape Guardafui, Somalia, and is moving southwestward at 12 knots over the past six hours. Animated multispectral satellite imagery shows

ScienceCasts: Christmas Sky Show

ScienceCasts: Christmas Sky Show

This Christmas, the Moon and Jupiter are converging for a heavenly sky show. Jupiter and the Moon are only a degree or two apart, depending on your location (in the Americas) and the time of evening. If you watch through binoculars, you can see Aldebaran right…

Planet Earth now visible in STEREO Behind’s Inner Heliospheric Imager

Planet Earth now visible in STEREO Behind’s Inner Heliospheric Imager

STEREO spacecrafts are moving closer to the points in their orbits at which they will be directly opposite Earth on the other side of the Sun. Earth has been visible in the HI2 telescopes since launch, but this is the first time it’s been visible in either of the HI1

Large ash plume drifting from Copahue volcano, Chile/Argentina

Large ash plume drifting from Copahue volcano, Chile/Argentina

Satellite image taken on November 22, 2012 shows a large ash plume drifting 110 KM SE from Copahue volcano on Chile-Argentina border. Ash fall has been reported in Loncopue village in Argentina, 50 KM SE of the volcano.It is apparently still a ‘small’ eruption, but