Image of the Day

Most Recent

image: Image of the Day: Petal Pigment

Image of the Day: Petal Pigment

By | May 24, 2016

Colorful pigments are localized inside this petal from a runner bean (Phaseolus coccineus).

0 Comments

image: Image of the Day: Signal Sensors

Image of the Day: Signal Sensors

By | May 23, 2016

Many human cells have cilia, spindly protuberances organizing intercellular signaling, that become damaged in a range of diseases known as ciliopathies.

0 Comments

image: Image of the Day: Flaunting It

Image of the Day: Flaunting It

By | May 20, 2016

A male houbara bustard (Chlamydotis undulata) shows off his plumage for female conspecifics in the Canary Islands.

0 Comments

image: Image of the Day: Don't Eat Me

Image of the Day: Don't Eat Me

By | May 19, 2016

In addition to warning coloration, this tiger moth (Cisthene martini) uses acoustic signals to deter predators.

0 Comments

image: Image of the Day: Tracking Translation

Image of the Day: Tracking Translation

By | May 18, 2016

RNA molecules (red) are translated to make proteins (blue and green) against the backdrop of the cell nucleus, where the mature proteins gather after synthesis.

0 Comments

image: Image of the Day: Degrading Deepwater

Image of the Day: Degrading Deepwater

By | May 17, 2016

Marine bacteria helped break down the hydrocarbons in this slick caused by the Deepwater Horizon oil spill in the Gulf of Mexico in 2010.

0 Comments

image: Image of the Day: Vibrant Vegetables

Image of the Day: Vibrant Vegetables

By | May 16, 2016

Carrots vary in color due to differences in pigment compounds called carotenoids, ranging from yellow (lutein) and orange (carotenes), to red (lycopene), and purple (anthocyanin).

0 Comments

image: Image of the Day: Flight Lessons

Image of the Day: Flight Lessons

By | May 13, 2016

Wind tunnels filled with thin smoke reveal a bat's flying technique as it approaches a stick bearing a mealworm.

0 Comments

image: Image of the Day: Pollen Pouches

Image of the Day: Pollen Pouches

By | May 12, 2016

Anthers of model species Arabidopsis thaliana burst with pollen grains in this confocal microscopy image.

0 Comments

image: Image of the Day: Breaking Out

Image of the Day: Breaking Out

By | May 11, 2016

A snapping turtle (Chelydra serpentina) hatches from its egg. Researchers have discovered a gene that determines a hatchling's sex based on egg temperature.

0 Comments

Popular Now

  1. Major German Universities Cancel Elsevier Contracts
  2. Running on Empty
    Features Running on Empty

    Regularly taking breaks from eating—for hours or days—can trigger changes both expected, such as in metabolic dynamics and inflammation, and surprising, as in immune system function and cancer progression.

  3. Most of Human Genome Nonfunctional: Study
  4. Identifying Predatory Publishers
AAAS