Number of house sparrows rises by ten per cent in a decade

The house sparrow is showing signs of resurgence after decades of population decline, according to the RSPB.  Chirping sparrows were once seen commonplace in almost all British gardens but since the 1970s has struggled to adapt to the rapidly changing modern world.  Sightings of the sparrow are down by more than half overall but since…

Amazing New Wheels and Air Brakes Installed on NASA’s Perseverance Mars Rover

Three of the six flight wheels that will travel to Mars can be seen attached to NASA’s Perseverance rover (which is inverted on a handling fixture) on March 30, 2020 at the Kennedy Space Center in Florida. The protective antistatic foil covering the wheels will be removed before launch this summer. Credit: NASA/JPL-Caltech After the…

Gravity-Dominated Hit and Run Collisions in Solar System Formation

Illustration of a planetary collision. Credit: NASA Researchers supported in part by the NASA Astrobiology program are providing new insight into the late stages of solar system formation. The team developed empirical relationships to understand the processes behind accretion and erosion when large planetary bodies of varying compositions collide – including bodies that are rich…

COVID-19 World Map: 972,303 Confirmed Cases; 202 Countries; 50,322 Deaths

Coronavirus World Map: Distribution of COVID-19 cases as of April 3, 2020. Credit: WHO WHO Novel Coronavirus (COVID-19) Situation Report 74 One new country/territory/area reported cases of COVID-19 in the past24 hours: Malawi. Supporting and protecting older people is everyone’s business: although all age groups are at risk of contracting COVID-19, older people face significant…