Gullhöna är en två eller sjuprickig nyckelpiga. Jag tror att jag aldrig sett en tvåprickig nyckelpiga. På bilden syns inte prickarna men jag antar att det är en sjuprickig (killgissar)
Video: 00:01:33 Friday the 13th of April 2029 will be our lucky day.Apophis, a 375-metre-wide asteroid, will safely pass Earth at a distance of less than 32 000 kilometres. For a few hours, Apophis will be closer than satellites in geostationary orbit and visible to the naked eye from Europe and Africa.Space agencies have sent a number of spacecraft to asteroids, but we have never had a mission at an […]
Using 11 years of magnetic field measurements from the European Space Agency’s Swarm satellite constellation, scientists have discovered that the weak region in Earth’s magnetic field over the South Atlantic – known as the South Atlantic Anomaly – has expanded by an area nearly half the size of continental Europe since 2014.