The ancestors of both mammals and birds became warm-blooded at the same time, some 250 million years ago, in the time of the end-Permian mass extinction, according to new research from the University of Bristol.
Posture shift at the end of the Permian period, 252 million years ago. Before the crisis, most reptiles had sprawling posture; afterwards they walked upright. This may have been the first sign of a new pace of life in the Triassic. Image credit: Jim Robins, University of Bristol.
Study offers more complete view of massive asteroid Psyche – Phys.org
A new study authored by Southwest Research Institute planetary scientist Dr. Tracy Becker discusses several new views of the asteroid 16 Psyche, including the first…
A new study authored by Southwest Research Institute planetary scientist Dr. Tracy Becker discusses several new views of the asteroid 16 Psyche, including the first ultraviolet observations. The study, which was published today in The Planetary Science Journal and presented at the virtual meeting of the American Astronomical Society’s Division for Planetary Sciences, paints a clearer view of the asteroid than was previously available.
At about 140 miles in diameter, Psyche is one of the most massive…
Water exists on the moon, scientists confirm – The Guardian
Proof of significant amounts of H2O has implications for future lunar missions
Scientists have gathered some of the most compelling evidence yet for the existence of water on the moon and it may be relatively accessible. The discovery has implications for future missions to the moon and deeper space exploration.
With no significant atmosphere insulating it from the suns rays, it had been assumed that the moons surface was dry until the 1990s, when orbiting spacecraft found indications of ice in large and inaccessible craters near the moons poles.
Then in 2009, imaging spectrometers…
PSNI fines for breaching Covid-19 restrictions handed out to almost 1,600 people – Belfast Live
The breakdown of PSNI figures show that 1,598 penalty notices were handed out to people over the age of 18.
Nearly 1,600 fines have been handed out to people for breaching Covid-19 restrictions.
From March to Monday, October 26, police handed out 1,598 fines for breaches of the restrictions, with the majority of these taking place in Belfast.
A police breakdown of figures also shows that 1,075 community resolution notices have been issued, 400 prohibition notices and 45 £1,000 fines for failure to isolate.
Who had the most fines by council district?
- Belfast City – 798
- Derry and Strabane – 302
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