Search

Search results

Displaying 171 - 180

Silas Leslie NIBLACK, Congress, FL (1825-1883)

NIBLACK, Silas Leslie, (cousin of William Ellis Niblack), a Representative from Florida; born in Camden County, Ga., March 17, 1825; attended the common schools; studied law; was admitted to…

Anatomy and
Physiology: Sympathetic: Yikes!

Sympathetic: Yikes!Anatomy and PhysiologyThe Central and Peripheral Nervous SystemsYou've Got Some Nerve!Gyri and SulciThe Control CenterSensory and Motor ControlThalamus: The Switching…

DK Science & Technology: Telecommunications

COMMUNICATIONS SATELLITE HOW DOES A TELEPHONE WORK? HOW DOES A RADIO WORK? HOW DOES A TELEVISION WORK? HOW DOES A CELL PHONE WORK? BIOGRAPHY: GUGLIELMO MARCONI Italian, 1874-1937 ELECTROMAGNETIC…

DK Science: Genetics

LOCATION OF CHROMOSOMES CHROMOSOME STRUCTURE DNA DOUBLE HELIX CHROMOSOME SET GENES INHERITANCE FIND OUT MORE Genetics is the study of the instructions, contained in cells, for how our…

DK Science: Light

WAVES AND PARTICLESLIGHTHOUSETRANSMISSION OF LIGHTLIGHT SOURCESSHADOWSFIND OUT MORELight makes the world seem bright and colourful to our eyes. Light is a type of electromagnetic radiation that…

DK Science: Nervous System

PARTS OF THE SYSTEM NEURONS PARTS OF THE BRAIN NERVES CENTRAL NERVOUS SYSTEM REFLEXES FIND OUT MORE The nervous system is the body’s main control system. It is made up of the CENTRAL…

DK Science: Respiratory System

BLOOD SUPPLY LUNG AIRWAYS ALVEOLI GAS EXCHANGE IN ALVEOLI BIOGRAPHY: JOHN SCOTT HALDANE Scottish, 1860-1936 SPEECH BREATHING FIND OUT MORE The respiratory system provides your body cells…

DK Science & Technology: Circuits

WHAT IS AN ELECTRIC CURRENT? WHEN DOES CURRENT FLOW IN A CIRCUIT? WHAT MAKES CURRENT FLOW IN A CIRCUIT? BATTERYCOMPONENTSFIND OUT MOREAn electric current flows in a loop, powering bulbs or other…

Timeline: Pirates

Notable events in pirate history, from 700 B.C. to the present by Mark Hughes c. 700 – 67 B.C. • 700–1820 • 1991–2007 • April 2008–present c. 700 B.C. The…