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When you’re angry or anxious, some practices, including breathing techniques and releasing emotional energy, may help you calm yourself down. We all worry and get upset from time to time. It’s a ...

From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...

The effect of channel aspect ratio on air entrapment during imbibition in soil-on-a-chip micromodels with 2D and 2.5D pore structures.