Even if you don't have a green thumb, you can enjoy fresh herbs and veggies at home with this indoor garden, which is now $21 ...

Light-emitting diodes – aka LED grow lights – are the new kids on the block. They are the most expensive of the artificial lighting technologies but cost less in electricity to run.

The kit comes with international power adapter plugs, a dimmer and full-spectrum, sunlight mimicking grow lights for up to four plants. It also comes with a four-year warranty on the LED boards ...