During the spring and summer the leaves have served as factories where most of the foods necessary for the tree's growth are manufactured. This food-making process takes place in the leaf in numerous ...

A leaf usually has a large surface area ... Note that root cells do not contain chloroplasts, as they are normally in the dark and cannot carry out photosynthesis.

One of the best parts of autumn is watching the vibrant, colorful foliage. It’s picturesque—until those leaves start covering your lawn, putting you on cleanup duty. While a leaf blower can ...

During photosynthesis a plant absorbs light energy using the pigment chlorophyll. This allows it to convert carbon dioxide and water into glucose. This glucose is: After a few minutes, the parts ...

Francine tore down trees, knocked down power lines, flooded roads and left a wide swath of southern Louisiana in the dark ...

Mulberry trees produce flavorful berries that are enjoyed around the world. For centuries, its leaves have been used in traditional medicine as a natural treatment for a variety of conditions.

The term “Dark Triad” refers to a trio of negative personality traits—narcissism, Machiavellianism, and psychopathy—which share some common malevolent features. The construct was coined by ...

This story appears in the October 2012 issue of National Geographic magazine. We have all held leaves, driven miles to see their fall colors, eaten them, raked them, sought their shade.

Community nurses need mandatory training to spot signs of pressure ulcers, also known as bedsores, in patients with dark skin tones, urge researchers from the University of Surrey in a new study ...

Eskom has conceded that although it claimed to have suspended load shedding and saved billions of rands on burning diesel, ...

Promotions are subject to availability and retailer terms. For many of us, it's leaf-peeping season. But sadly, all good things come to an end. The leaves eventually fall and need to be cleaned up.