2010年2月7日 · So the apple packers re-apply a commercial grade wax, and one pound of that wax can cover as many as 160,000 pieces of fruit. So in other words, two drops of it on each apple. The waxes have been used on fruits since the 1920s. they're all made from natural ingredients certified by the US Food and Drug Administration as safe to eat and they come …

2016年4月9日 · This cleaning process removes the fruit's original wax coating, so to protect the fruit many apple packers will re-apply a commercial grade wax. One pound of wax may cover as many as 160,000 pieces of fruit; perhaps two drops is the most wax covering each apple. Waxes have been used on fruits and vegetables since the 1920s.

2025年1月3日 · In this edition of The Naked Scientists, a look ahead to 2025. We ask experts in the field of health, AI, astronomy, marine science, and archaeology what we should look forward to over the next 12 months…

2016年8月26日 · Regarding the "apple": It definitely looks like iron/iron oxide on the surface. Thank you very much for sharing the mass of the object, and for showing a picture with your hand in it for scale, this is very helpful. Based on the photo, it appears to be nearly spherical with a radius of about 2 cm.

2019年1月14日 · Articles about biology, genetics, ecology and evolution, insects, mammals, marine science, plants and zoology...

2015年1月10日 · apple and feather experiment , feather and ball bearing experiment, etc.. all experiments affirmed/confirmed that all stated subjects fall down at the same rate, therefore gravity is not what Newton described as “attraction†, because light or heavy objects, re-feather, apple, bearing, FALL AT THE SAME RATE inside vacuum chamber .

2015年5月12日 · One approach is to use a hydrophobic/non-polar dye which dissolves in the molten wax, dispersing pigment through the wax. (Food dyes are hydrophilic, and won't mix with wax.) You can buy blocks of dyed wax, which you stir into your molten wax. Some people suggest using childrens' wax crayons as a source of wax-soluble pigment.

2008年2月3日 · Are you an ear-wax expert? Then we need your help, as we just don't know the answer to this one! Let us know here or see what others think on the forum.

2024年12月10日 · What might we expect from artificial intelligence in 2025? This year, we are expecting OpenAI ChatGPT-5, the next generation of the AI language model that powers ChatGPT. But will it come to pass? And what might it be able to do? Here’s Mike Wooldridge who is an expert on machine learning at the University of Oxford…

2024年12月27日 · Another recent example is Apple intelligence, and this is Apple's foray into generative AI. And it's exactly this model that they're embedding large language model technology in particular across all of their products, into their email and sending text messages and their notes apps and all of that.