En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
15557289 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Woodland skipper butterfly compound eye — Stock Photo
    Woodland skipper butterfly compound eye
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower.
    Dental floss with cheek cells — Stock Photo
    Dental floss with cheek cells
    Zika virus particles — Stock Photo
    Zika virus particles
    Coloured scanning electron micrograph of bacteria on surface of human tongue. — Stock Photo
    Coloured scanning electron micrograph of bacteria on surface of human tongue.
    Human silhouette with Pneumocystis pneumonia and close-up of fungus spores. — Stock Photo
    Human silhouette with Pneumocystis pneumonia and close-up of fungus spores.
    Caenorhabditis elegans parasite worm, colored scanning electron micrograph. — Stock Photo
    Caenorhabditis elegans parasite worm, colored scanning electron micrograph.
    Neurone embedded in grey matter — Stock Photo
    Neurone embedded in grey matter
    Sperm cells in seminiferous tubules — Stock Photo
    Sperm cells in seminiferous tubules
    Coloured scanning electron micrograph of macrophage white blood cell. — Stock Photo
    Coloured scanning electron micrograph of macrophage white blood cell.
    Breast cancer screening — Stock Photo
    Breast cancer screening
    Digital illustration of pollen grain on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grain on anther of Chinese hibiscus flower.
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Person smoking, coloured X-ray. — Stock Photo
    Person smoking, coloured X-ray.
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen. — Stock Photo
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen.
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Bundle of flowers (Dianthus sp), coloured X-ray. — Stock Photo
    Bundle of flowers (Dianthus sp), coloured X-ray.
    White blood cell — Stock Photo
    White blood cell
    Human lip. Coloured scanning electron micrograph (SEM) of a human lip, showing sweat gland openings on the drier external lip surface. These openings (pores) release sweat onto the surface of the skin — Stock Photo
    Human lip. Coloured scanning electron micrograph (SEM) of a human lip, showing sweat gland openings on the drier external lip surface. These openings (pores) release sweat onto the surface of the skin
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Cat flea head — Stock Photo
    Cat flea head
    Fat (adipose) tissue, coloured scanning electron micrograph (SEM). The fat cells (adipocytes, round) are surrounded by collagen fibres. — Stock Photo
    Fat (adipose) tissue, coloured scanning electron micrograph (SEM). The fat cells (adipocytes, round) are surrounded by collagen fibres.
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice — Stock Photo
    Mouse mammary tumour virus (MMTV) particles (blue), coloured transmission electron micrograph (TEM). MMTV induces malignant tumours in the mammary glands of certain strains of laboratory mice
    Cat flea. Coloured scanning electron micrograph (SEM) of a cat flea (Ctenocephalides felis). Its body is laterally-flattened to allow it to move easily through the fur of its cat host — Stock Photo
    Cat flea. Coloured scanning electron micrograph (SEM) of a cat flea (Ctenocephalides felis). Its body is laterally-flattened to allow it to move easily through the fur of its cat host
    Activated blood cell fragments platelets, coloured scanning electron micrograph. — Stock Photo
    Activated blood cell fragments platelets, coloured scanning electron micrograph.
    Flowering currant pollen grains — Stock Photo
    Flowering currant pollen grains
    Heart of a 54 year old patient — Stock Photo
    Heart of a 54 year old patient
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot — Stock Photo
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    Colored scanning electron micrograph of osteosarcoma bone cancer cell. — Stock Photo
    Colored scanning electron micrograph of osteosarcoma bone cancer cell.
    Passion flower pollen — Stock Photo
    Passion flower pollen
    Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic but flexible. Tendons attach muscle to bone. Magnification: x5000 when printed at 10 centimetres wide — Stock Photo
    Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic but flexible. Tendons attach muscle to bone. Magnification: x5000 when printed at 10 centimetres wide
    Digital illustration of pollen grains on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grains on anther of Chinese hibiscus flower.
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    House dust mites — Stock Photo
    House dust mites
    Normal female pelvis — Stock Photo
    Normal female pelvis
    Asparagus beetle head — Stock Photo
    Asparagus beetle head
    Coloured computed tomography (CT) scan of the healthy full bladder (green) of a 45 year old patient. — Stock Photo
    Coloured computed tomography (CT) scan of the healthy full bladder (green) of a 45 year old patient.
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Colored computed tomography scan of brain section of senior female patient with glioblastoma brain cancer. — Stock Photo
    Colored computed tomography scan of brain section of senior female patient with glioblastoma brain cancer.
    Trachea (wind pipe) lining, coloured scanning electron micrograph (SEM). — Stock Photo
    Trachea (wind pipe) lining, coloured scanning electron micrograph (SEM).
    Scale insects. Coloured scanning electron micrograph (SEM) of scale insects (superfamily Coccoidea) on a leaf. This pest feeds on the plant's sap. It secretes a powdery wax coating that protects it against pesticides and predators — Stock Photo
    Scale insects. Coloured scanning electron micrograph (SEM) of scale insects (superfamily Coccoidea) on a leaf. This pest feeds on the plant's sap. It secretes a powdery wax coating that protects it against pesticides and predators
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and spores
    Radiolaria protozoa shells — Stock Photo
    Radiolaria protozoa shells
    Sperm cells in seminiferous tubule — Stock Photo
    Sperm cells in seminiferous tubule
    Coloured profile computed tomography (CT) scan of the healthy torso of a 60 year old patient. — Stock Photo
    Coloured profile computed tomography (CT) scan of the healthy torso of a 60 year old patient.
    Zika virus particles — Stock Photo
    Zika virus particles
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Coloured scanning electron micrograph of human cancellous spongy bone tissue. — Stock Photo
    Coloured scanning electron micrograph of human cancellous spongy bone tissue.
    Candida albicans infected medical catheter — Stock Photo
    Candida albicans infected medical catheter
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan)
    Ovarian cancer cells, coloured scanning electron micrograph. — Stock Photo
    Ovarian cancer cells, coloured scanning electron micrograph.
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia
    Ankle of patient with osteoarthritis — Stock Photo
    Ankle of patient with osteoarthritis
    Carcinoma cell, coloured transmission electron micrograph (TEM). — Stock Photo
    Carcinoma cell, coloured transmission electron micrograph (TEM).
    Pancreatic cancer cells — Stock Photo
    Pancreatic cancer cells
    Coloured chest X-ray showing aspiration (dark areas) in the lungs of a 76-year-old female patient with an extensive brain haemorrhage. — Stock Photo
    Coloured chest X-ray showing aspiration (dark areas) in the lungs of a 76-year-old female patient with an extensive brain haemorrhage.
    Hair shafts growing from human skin — Stock Photo
    Hair shafts growing from human skin
    Colored scanning electron micrograph of Streptococcus mutans anaerobic bacteria in normal bacteria flora of mouth. — Stock Photo
    Colored scanning electron micrograph of Streptococcus mutans anaerobic bacteria in normal bacteria flora of mouth.