Ancient, massive asteroid impact could explain Martian geological mysteries
The origin and nature of Mars is mysterious. It has geologically distinct hemispheres, with smooth lowlands in the north and cratered, high-elevation terrain in the south. The red planet also has two...
View ArticleNew study explains moss migration around the globe
A new study on mosses found in the polar regions reveals how several species have migrated around the globe and are even found in their polar opposite.
View ArticleArtifacts suggest humans arrived in Australia earlier than thought
When and how the first humans made their way to Australia has been an evolving story.
View ArticleMathematical model confirms the hypothesis of the origin of auroral sounds
The video is grainy and the sound is scratchy. However, "Clap Sounds of Northern Lights?" is No. 1 on Aalto's YouTube channel with almost a quarter-million views.
View ArticleStudy calls for review into census capture of 'mixed' populations
Current methods of capturing mixed race/ethnicity populations in global censuses are unreliable, and must be reviewed to ensure increasingly diverse populations are effectively reported, a study...
View ArticleGrown-up gannets find favorite fishing grounds
Like humans, some birds can spend years learning and exploring before developing more settled habits.
View ArticleOcean circulation, coupled with trade wind changes, efficiently limits...
The Intertropical Convergence Zone (ITCZ), also known as the doldrums, is one of the dramatic features of Earth's climate system. Prominent enough to be seen from space, the ITCZ appears in satellite...
View ArticleTyphoon weakens but could still threaten Japan
A typhoon that briefly strengthened into the Northern Hemisphere's strongest storm of the year has lost much of its punch but could still hit Japan by this weekend.
View ArticleNASA looks at Tropical Cyclones Irwin and Hilary rainfall and Fujiwara Effect
NASA used satellite data to tally the rainfall generated by Hurricanes Hilary and Irwin as they interacted in the Eastern Pacific Ocean.
View ArticleNI former-paramilitaries can help deter future generations
Former paramilitaries in Northern Ireland still hold powerful political convictions, but most have accepted the peace process and many are determined to use their experiences to demythologise the past...
View ArticleCenozoic carnivore from Turkey may have evolved without placental competitors
A new marsupial-like carnivorous animal that lived more than 40 million years ago in what is now Turkey may have evolved in the absence of competition from placental mammals, according to a study...
View ArticleImage: A world of snowy dunes on Mars
It was spring in the Northern hemisphere when this image was taken on May 21, 2017, at 13:21 local Mars time, by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars...
View ArticleTeam assembles genome of threatened northern spotted owl
A charismatic owl iconic to Pacific Coast forests is no longer ruling the roost, and scientists now have another tool for understanding its decline. Researchers have assembled the California Academy of...
View ArticleBirds are on the move in the face of climate change
Research on birds in northern Europe reveals that there is an ongoing considerable species turnover due to climate change and due to land use and other direct human influences. The findings are...
View ArticleImage: Cassini's last long-distance Saturn view
With this view, Cassini captured one of its last looks at Saturn and its main rings from a distance. The Saturn system has been Cassini's home for 13 years, but its journey will end on 15 September.
View ArticleAncient tree reveals cause of spike in Arctic temperature
A kauri tree preserved in a New Zealand peat swamp for 30,000 years has revealed a new mechanism that may explain how temperatures in the Northern Hemisphere spiked several degrees centigrade in just a...
View ArticleImage: Northern Lights over Canada from the ISS
The spectacular aurora borealis, or the "northern lights," over Canada is sighted from the International Space Station near the highest point of its orbital path. The station's main solar arrays are...
View ArticleWinter cold extremes linked to high-altitude polar vortex weakening
When the strong winds that circle the Arctic slacken, cold polar air can escape and cause extreme winter chills in parts of the Northern hemisphere. A new study finds that these weak states have become...
View ArticleRussia floats out powerful nuclear icebreaker
Russia on Friday held a launching ceremony for a powerful nuclear icebreaker, called Sibir (Siberia), in its drive to prepare a fleet for navigating the Northern Passage and hauling goods, particularly...
View ArticleFires in Australia pop up in places already burned
Fires that span across the Northern Territory and Western Australia appear to have broken out in areas that have already been burned in previous fires. Areas that sport "burn scars", those areas that...
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