写真素材の検索結果

Electrical discharge experiments

Electrical discharge experiments

Lee De Forest, US inventor

Pendulum escapements 19th century artwork

William Crookes and vacuum tube, 1903

Earth's magnetosphere, artwork

Eye lens and accommodation, diagram

Colour contrast diagrams

Lee De Forest, US inventor

Antibody, artwork

Electromagnetic experiment, battery

Electromagnetic experiment using battery

Experiment using cathode ray tube

Focus tube

Focus tube

Galvani's electricity experiments, 1780s

Volvent nematocyst, artwork

Cephalopd eye, artwork

Bacteriophage, diagram

Eccrine sweat gland, artwork

Exocrine gland types, artwork

Bladder cancer stages, artwork

Parathyroid glands, artwork

Stomach wall, artwork

Vegetation altitude zones

Platelet, artwork

Moss anatomy, artwork

Sun compared to small stars

Sun compared to small stars

Kepler's second law, artwork

Movement of Orion across the sky, artwork

Universe timeline, artwork

Universe timeline, artwork

Universe timeline, artwork

Universe timeline, artwork

Spectrum of light experiment, 1889

Colour contrast diagrams

John Fleming, British engineer

Meninges, artwork

Experiment showing electromagnet effect

Electric circuit split into branches

STEREO satellites in orbit, artwork

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Digital voltmeter

Quasar candidates, WISE image

Quasar candidates, WISE image

Roman Empire, artwork

Battery connected to two electrodes

Prenatal screening, artwork

Prenatal screening, artwork

Battery connected to a copper pipe

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Tesla's Wardenclyffe Tower laboratory, 1900s

Cantor's infinity diagonalisation proof

Cantor's infinity pairing proof

Leibniz's catenary and logarithmic curves

Schrodinger's cat, artwork

Interference rings as length standards

Davisson and Germer, US physicists

Solar and lunar eclipses, artwork

Lunar orbit, artwork

Phases of the Moon, artwork

Opposition of Mars and the Earth, artwork

Observation of the inferior planets

Observation of the inferior planets

Observation of the inferior planets

Position of stars in their constellation

Spring equinox, artwork

Summer solstice, artwork

Winter solstice, artwork

Solstices and equinoxes, artwork

Solstices and equinoxes, artwork

Earth's internal structure, artwork

Lymphatic filariasis parasite life cycle

Balantidiasis parasite life cycle

Baylisascariasis parasite life cycle

Guinea worm parasite life cycle

Exhalation, artwork

African eyeworm parasite life cycle

Malaria parasite life cycle

Free-living amoebae life cycles

River blindness parasite life cycle

Upper digestive system, artwork

Stomach disorders, artwork

Integumentary system, artwork

Nasal cavity and sinuses, artwork

Female abdominal anatomy, artwork

Cilium and flagellum structure, artwork

Muscle anatomy, artwork

Saltatory conduction of nerve impulse

Cilium and flagellum structure, artwork

Cilium and flagellum structure, artwork

Jellyfish body forms, artwork

Jellyfish body forms, artwork

Heart anatomy, artwork

Collagen synthesis and assembly, artwork

Collagen synthesis and assembly, artwork

Human spine, artwork

Bacterial conjugation, artwork

Muscle contraction, artwork

Muscle contraction, artwork

Animal cell structure, artwork

Animal cell processes, artwork

Bacterial endospore formation, diagram

Bladder anatomy, artwork

Bladder expansion, artwork

Cyst nematode life cycle, diagram

Cytoskeleton components, artwork

Influenza virus particle

DNA replication process, diagram

Eukaryotic flagellum structure, artwork

Golgi apparatus, artwork

DNA replication, artwork

Muscle anatomy

Nerve anatomy

Neural network

Eye anatomy

Bone growth, artwork

Aspirin, molecular structure diagram

Bacteriorhodopsin, diagram

Mushroom anatomy, diagram

Bronchus and bronchioles, diagram

Semicircular canal, diagram

Glomerular anatomy, diagram

Bowman's capsule, diagram

Animal cell anatomy, diagram

Sertoli cells, diagram

Milk-producing cell, diagram

Vestibular ciliated cells, diagram

Brain anatomy, diagram

Capillary, artwork

Capillary, diagram

Acrosome reaction, artwork

DNA replication, artwork

DNA molecule, artwork

DNA molecule, artwork

Acrosome reaction, artwork

DNA replication, artwork

Annelid worm anatomy

DNA nucleotides, artwork

DNA nucleotides, artwork

Insect anatomy, artwork

Leishmaniasis protozoan life-cycle

Exocrine gland, artwork

Desmosome cell junction, artwork

Water molecule, artwork

Glycogen molecule, artwork

Volcanic atoll formation stages

Human skull anatomy, diagram

Plant root development, diagram

Plant root development, diagram

Lysogenic viral cycle, diagram

Lytic viral cycle, diagram

Cytokinesis, diagram

Cytoskeleton and membrane, diagram

Genetics of colour blindness, diagram

Genetics of colour blindness, diagram

Airways of the lungs, artwork

Blood circulation, artwork

Pars vertebral injury, artwork

Knee joint anatomy, artwork

Pancreas, artwork

Prostate gland anatomy, artwork

Skeletal figures, artwork

Skeletal figures, artwork

Sports injuries to the groin, artwork

Hamstring muscle injury, artwork

Intestine wall, artwork

Yeast cell, artwork

Pulmonary lobule, artwork

Pulmonary lobule, artwork

Microvillus, artwork

Morphine molecule

Glycogen units, molecular model

Helicotrema cochlear structure, diagram

Hypothalamus and hypophysis, diagram

Nerve impulse propagation, diagram

Karst landscape geology

Karst landscape geology

Hydrothermal vents

Gram negative cell wall, artwork

Skin blood supply, artwork

Photosynthesis, artwork

Heart and lungs, artwork

Plant root anatomy, artwork

Spleen

Electrical components being joined

Battery and steel wool

Bulb resting on steel screw

Early battery

Refraction demonstration, 1893

Robert Boyle, Anglo-Irish chemist

Astatic galvanometer

Chemistry equipment, early 19th century

Chemistry equipment, early 19th century

Experiment with prismatic colours

Western Electric 700 cavity magnetron