John Gruber, writing at DaringFireball: In my piece yesterday about email tracking images (“spy pixels” or “spy trackers”), I complained about the fact that Apple — a company that rightfully prides itself for its numerous features protecting user privacy — offers no built-in defenses for email tracking. A slew of readers wrote to argue that Apple Mail does offer such a…
Tag: Water
Water worlds may be abundant in our galaxy
A new study suggests that our Milky Way galaxy is filled with planets like Earth, containing continents and oceans. If so, life might be common in the Mlilky Way. Source: https://earthsky.org/space/water-common-on-planets-pebble-accretion-milky-way…
‘Earth wind’ may generate water on the moon
Particles carried from Earth’s poles via our planet’s magnetosphere could be interacting with lunar rocks to create small quantities of water on the moon. Source: https://earthsky.org/space/earth-wind-may-generate-water-on-moon…
The Milky Way may be swarming with planets with oceans and continents like here on Earth
Astronomers have long been looking into the vast universe in hopes of discovering alien civilisations. But for a planet to have life, liquid water must be present. The likelihood of that scenario has seemed impossible to calculate because it has been the assumption that planets like Earth got their water by chance when a large ice asteroid hit the planet. Source:…
Repotting Plants Without Killing Them
Repotting plants can seem like an intimidating or messy task, but with the right information, and a little practice, it is a rather fun activity for you and your plants. In this article: What Does Repotting Plants Mean? Why Is It Important to Repot Plants? What Are the Signs That Plants Need Repotting? When Is…Continue Reading
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Are Texas Blackouts a Warning About the Follow-on Effects of Climate Change?
This week in America, “continent-spanning winter storms triggered blackouts in Texas, Oklahoma, Mississippi and several other states,” reports the New York Times. But that was just the beginning… One-third of oil production in the nation was halted. Drinking-water systems in Ohio were knocked offline. Road networks nationwide were paralyzed and vaccination efforts in 20 states were disrupted. The crisis carries a…
Images of shadows cast by jet contrails
Jet contrail shadows may appear to be cast by a low-altitude bright light shining upwards. In fact, this shadow is normally cast on clouds below the jet and its contrail. Source: https://earthsky.org/todays-image/jet-contrail-casts-a-shadow…
Still no evidence of COVID-19 transmission from food, FDA says
The FDA statement pours cold water on a theory that the novel coronavirus emerged outside China and was brought in on imported frozen food. Source: https://www.livescience.com/fda-food-packaging-coronavirus.html
Soil safely filters 38 million tonnes of human waste each year
With some types of sanitation, such as pit latrines, human waste can be filtered through soil. Across the world around 38 million tonnes of human waste is sanitised this way – the equivalent of around £3.2 billion of commercial water treatment Source: https://www.newscientist.com/article/2268469-soil-safely-filters-38-million-tonnes-of-human-waste-each-year/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…
Using mountains as ‘water batteries’ could cut UK’s nuclear power need
Turning more of the UK’s mountains into massive “water batteries” would substantially reduce the need for new nuclear power stations and could save the country hundreds of millions of pounds, researchers have estimated Source: https://www.newscientist.com/article/2267953-using-mountains-as-water-batteries-could-cut-uks-nuclear-power-need/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…