Whether we do biomedical experiments or physical chemistry experiments, we will use stains in the laboratory, but there are natural stains and artificial stains in the market. Different stains correspond to different experiments. If you can not choose the right ...
“We’re going to Mars,” Trump told reporters after a White House meeting with Australia’s Prime Minister Scott Morrison, marking Mars as a more exciting target than the moon. “We’re stopping at the moon. The moon is actually a launching pad,” ...
The evolution of life on Earth sometimes depends on astronomical events. We know this from the case of the dinosaurs, which were wiped out by a 10 km asteroid or comet striking the Yucatán Peninsula in Mexico about 66 million ...
About half a billion years ago, on Earth, there was a massive explosion of species development causing the biodiversity of animals to amplify noticeably, but the actual of that event has remained a mystery till now. On Wednesday, in a ...
The solar system may have another foreign guest. Both NASA and the European Space Agency are reporting that a newly discovered comet zooming toward the sun is likely from another star. Astronomers said Thursday it’s traveling 93,000 mph (150,000 kph), ...
On Saturday night, an asteroid that is between 300 and 600 meters in diameter will fly by Earth. To put its size in perspective, Chicago’s Willis Tower is 412.7 meters high. Experts say the asteroid, known as Asteroid 2000 QW7, ...
Astronomers are thrilled this week about a newly discovered object that appears to have come from interstellar space. The official confirmation that this object – labeled C/2019 Q4 – is interstellar has not yet been made, but if it is, it ...
A little-known planet that is about 110 light-years away from our solar system might be able to host life, according to a new study. Astronomers at the Centre for Space Exochemistry Data at the University College London (UCL) found water ...