Explorando os Enigmas do Superuniverso
Research has suggested that the synthetic steroids delivered by the female contraceptive pill can shrink certain regions of the female brain and could also be altering their function. In 2015, neuroscientists from the University of California, Los Angeles in the US took brain scans of 90 women who were either currently using the pill or […]
For 30 years, the lesser long-nosed bat languished on the endangered species list, the federal government’s sick ward for animals on the verge of being wiped out. Its story, like those of most animals on the list, was a downer.
In this illustration, a hot, dense, expanding cloud of debris gets stripped from neutron stars just before they collide. COLUMBUS, Ohio — Giant, energetic explosions create mushroom clouds on distant neutron stars, and a new NASA telescope can watch them rise, cool and collapse in real time. Astronomers had suspected the existence of these mushroom […]
Elements in distant stars could reveal whether they originated in the same stellar nursery as our sun. Is the sun due for a cosmic family reunion? A new survey of 1 million stars in the Milky Way galaxy could help astronomers link our sun to its long-lost siblings. The survey will identify stellar “DNA”: the […]
A moderate geomagnetic storm kicked up in Earth’s skies Friday morning (April 20), bringing green and rare electric-blue auroras that stretched as far south as Indiana. The space-weather news site Spaceweather.com reported that an “interplanetary shock wave” hit Earth’s magnetic field at about 3:50 a.m. EDT (2350 on April 19 GMT), quadrupling the intensity […]