Never kill your plants again with these new water sensors

For those who can admit to murdering at least one plant in their lifetime, things might finally become a whole lot easier than that excruciating once-a-week watering duty you once had… Scientists have now invented small sensors that can alert us when our houseplants plants are thirsty — and more importantly, they can reveal early signs of drought to farmers. According to Lab on a Chip, engineers from MIT have developed tiny sensors that can be printed onto plants. These sensors can measure, in real-time, the aperture of a plant’s stoma: the tiny pores that gas and water vapor pass through,…

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