�� Kit Arrowsmith1 day agoAsk Ethan: How can "the Hubble constant" be a constant?bigthink.com - Ethan SiegelThe Universe is expanding, and the Hubble constant tell us how fast. But how can it be a constant if the expansion is accelerating? In all of physics, …
�� Kit Arrowsmith2 days agoNewly discovered fast radio burst challenges astronomers’ previous knowledgebigthink.com - Kshitij AggarwalThe Research Brief is a short take about interesting academic work.The big ideaA newly discovered fast radio burst has some unique properties that …
�� Kit Arrowsmith2 days agoAstronomers are detecting exoplanets using a technique predicted by Einsteinskyatnightmagazine.com - Melissa BrobbyGravitational microlensing is a method of detecting exoplanets that stems from Einstein's theory of relativity, whereby the light from a background …
�� Kit Arrowsmith2 days agoCurious Kids: what is cosmic microwave background radiation?The Conversation UK - Christopher PattisonWhat is cosmic microwave background radiation? Did it happen after the Big Bang? – Sreehari, aged nine, Kerala State, India The Cosmic Microwave …
�� Kit Arrowsmith2 days agoCosmic dust from Venus is inspiring new air pollution-busting technologyThe Conversation UK - Alexander JamesReducing carbon emissions from roads, railways and shipping requires implementing a range of solutions simultaneously. As far as cars are concerned, …
�� Kit Arrowsmith2 days agoThis is the best time to spot a rare alignment of five planets. Here's how to watch it.Live Science - Stephanie PappasMercury, Venus, Mars, Jupiter and Saturn are on dazzling predawn display. The early bird catches the spectacular skywatching this week, as five …
