Sometimes gardeners stray away from succulents because they've had poor success growing them indoors. Other times gardeners hear how easy they are to grow, buy them, and then watch them wither away.

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

When you are doing division, it's helpful to use a written method. This can be especially useful if the numbers get too big to calculate in your head. If the number you are dividing by (this is called ...

Euny Hong is the former supervising editor at Investopedia.com. She is also the author of two critically-acclaimed, published books. Dr. JeFreda R. Brown is a financial consultant, Certified Financial ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Abstract: Industrial safety monitoring faces significant challenges in complex environments where occlusions, dense crowds, and frequent movements lead to high false alarm rates and unreliable ...

Abstract: We propose a novel source of high-power 1-3-THz radiation based on frequency multiplication in a planar gyrotron, with transverse energy extraction. In such a scheme, it is possible to ...