Exploring the minute subtleties of tonal shifts. Leslie Hewitt at Sikkema Jenkins.

Confusing waterscapes, where tiny reeds fill the reflected sky. Ori Gersht at CRG Gallery.

Straightening a bolt of lightning. Julius von Bismarck at Marlborough Contemporary.

Erasing pornography in search of essentials. Stephen Irwin at Invisible-Exports.

Tenderness and intimacy in LGBTQ Delhi. Sunil Gupta and Charan Singh at sepiaEYE.

The sculpted vertical forms of male legs. Bryson Rand at La MaMa La Galleria.

The elegant architectural folds of vinyl cyanotypes. Ryan Oskin at Rubber Factory.

Poetic swirls of watery photogram circles. Kansuke Yamamoto at Taka Ishii Gallery.

Clustered arrangements of prints on armatures. Fia Backström at Mary Boone Gallery.

A double frame mix of high contrast angles. Ray Metzker in the 4/26 Rare Books, Autographs & Photographs sale at Doyle.

Turning falling water into a vertical zip. Toshio Shibata at Laurence Miller Gallery.

The uneasy flatness of circular hay bales. Helen Sear at Klompching Gallery.

Using a stuffed giraffe to probe the depths of memory. Sophie Calle, in the front room at Paula Cooper Gallery.

Using billowing prints and black hosiery to explore layered abstract volumes. Sheree Hovsepian at Higher Pictures.

This Richard Prince girlfriend sold at more than 6X its estimate in the recent Contemporary Curated sale at Sotheby’s London.

The dense swirl of photogram elements, chemical spills, and a brain. Susan Rankaitis at Robert Mann Gallery.

Exploring Nigerian identity via high contrast portraiture. Ima Mfon at Rick Wester Fine Art.

The stop motion frames of a galloping horse. Eadweard Muybridge in an online sale at Sotheby’s (closes 4/10).

Stitching together a downed plane and a gaggle of feral children. Jane Hammond at Galerie Lelong.

The all-over patterning of floating watermelons. Shen Wei at Flowers Gallery.