US scientists plan greenhouses on the Moon

Astronauts' meals have come a long way from the freeze-dried powders and semi-liquid pastes of decades ago: now US scientists want to grow vegetables in mini-greenhouses on the Moon.

Study finds that heavy metal-contaminated leafy greens turn purple

Some might say you look a little green when you are sick. Leafy greens actually turn purple—although not obvious to the human eye, it can be seen through advanced hyperspectral imaging (different than purple varieties of ...

Plants: RNA notes to self

How does a developing plant shoot know how, where, and when to grow? Dividing cells need to pass messages from one another to coordinate growth. In plants, important messages are packaged into RNA, which are sent from cell ...

The young plant's pantry does more than just feed it

The endosperm, the tissue surrounding the plant embryo in the seed, has long been perceived as a nourishing tissue that is abandoned once the transition to the seedling is complete. A Swiss team, led by scientists from the ...

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