您的身体所做的6件事科学仍无法解释One of the greatest mysteries is not whether ghosts are real or if there's alien life. 问题的奥秘在于我们. Here are some simple things our body does that science still can't figure out.
热成像和及其应用What's the use of a thermal camera? 有很多应用程序, but finding a cold spot where there's a ghost is at the bottom of the list.