They resemble small fragments of charcoal, but the soil samples collected from an asteroid and returned to Earth by a Japanese spacecraft were hardly disappointing. Source: https://phys.org/news/2020-12-japanese-spacecraft-gifts-asteroid-chips.html…
Tag: charcoal
Clovis made stone tools for only around 300 years
The Clovis, some of North America’s earliest inhabitants, only made stone tools during a brief 300-year period from 13,050 to 12,750 years ago, new research shows. Source: https://earthsky.org/human-world/clovis-stone-tools-300-years…
Which insects have the worst stings?
Some of the most painful stings come from tarantula hawk wasps, warrior wasps, and bullet ants. Source: https://earthsky.org/earth/which-insects-have-worst-painful-stings…
How do fireworks get their colors?
The beautiful, vibrant colors we see in fireworks – so good at stirring our emotions – are created simply, by pure chemistry. Source: https://earthsky.org/human-world/how-do-fireworks-get-their-vibrant-colors…
Does charcoal toothpaste really whiten teeth?
Activated charcoal can protect against some poisons, but can it help whiten your smile? Source: https://www.livescience.com/does-charcoal-toothpaste-whiten-teeth.html
15 Organic Homemade Plant Food For Your Homestead
You don’t have to spend hundreds of dollars on expensive soil fertilizers. There are dozens of homemade plant food recipes and ingredients you can use to boost plant growth and improve soil health. RELATED: Homemade Fertilizer from Compost 15 Simple, Inexpensive Homemade Plant Food Recipes and Ingredients 1. Baking Soda-Ammonia Plant Food Need a quick…Continue Reading
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MIT Celebrates ‘Pi Day’ With Star Wars-Themed Video
DevNull127 writes: MIT has a long-standing tradition. High school seniors who’ve been accepted into next year’s class at MIT are informed on Pi Day (March 14th — that is, 3/14). And each year there’s also a slick video touting the URL where students can check whether they’ve been admitted. (Last year’s video documented a massive project that involved 30 sacks of…
Did asteroid collision trigger Earth’s abrupt cooling 12,800 years ago?
Why did Earth’s climate rapidly cool 12,800 years ago? New evidence suggests that a comet or asteroid collision is to blame, with support coming from the bottom of a South Carolina lake. Source: https://earthsky.org/earth/asteroid-comet-younger-dryas-abrupt-cooling…
What Is Activated Charcoal?
You might want to reconsider including activated charcoal in your food, beverages or cosmetics. Source: https://www.livescience.com/activated-charcoal.html