| Adventures_in_Research_43-02-02_ep001_Piece_of_Silk.mp3 | 4.5M | | |
| Adventures_in_Research_43-02-09_ep002_Fight_Against_Fire.mp3 | 4.5M | | |
| Adventures_in_Research_43-02-16_ep003_The_King_of_Ice.mp3 | 4.4M | | |
| Adventures_in_Research_43-02-23_ep004_And_Then_the_Night.mp3 | 4.4M | | |
| Adventures_in_Research_43-03-02_ep005_I_Scream_You_Scream.mp3 | 4.4M | | |
| Adventures_in_Research_43-03-09_ep006_Yesterdays_Secret_Weapon.mp3 | 4.5M | | |
| Adventures_in_Research_43-03-16_ep007_Mariah_Coventry.mp3 | 4.5M | | |
| Adventures_in_Research_43-03-23_ep008_The_Man_Who_Found_a_Continent.mp3 | 4.4M | | |
| Adventures_in_Research_43-03-30_ep009_The_Immigrant_Inventor.mp3 | 4.4M | | |
| Adventures_in_Research_43-04-06_ep010_Dirty_Hands.mp3 | 4.4M | | |
| Adventures_in_Research_43-04-27_ep013_Victory_in_the_Desert.mp3 | 4.4M | | |
| Adventures_in_Research_43-05-11_ep015_The_Recluse_of_Fitzroy_Square.mp3 | 4.4M | | |
| Adventures_in_Research_44-11-21_ep095_History_of_1st_Regular_Radio_Broadcast.mp3 | | 3.7M | |
| Adventures_in_Research_44-11-28_ep096_Telegraphy.mp3 | | 3.7M | |
| Adventures_in_Research_45-10-16_ep142_A_New_Kind_Of_Movie.mp3 | | 3.5M | |
| Adventures_in_Research_46-05-16_ep173_George_Westinghouse.mp3 | | 3.5M | |
| Adventures_in_Research_46-07-02_ep180_Electronics_in_Communications.mp3 | 5.4M
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| Adventures_in_Research_46-07-09_ep181_Electronics_in_Transportation.mp3 | 5.4M | |
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| Adventures_in_Research_46-07-30_ep184_King_of_Clocks.mp3 | | 3.6M | |
| Adventures_in_Research_46-08-06_ep185_The_Paper_Invention_That_Worked.mp3 | | 3.6M | |
| Adventures_in_Research_46-08-13_ep186_Golden_Jubilee.mp3 | | 3.6M | |
| Adventures_in_Research_46-08-20_ep187_The_First_American_Patent.mp3 | | 3.6M | |
| Adventures_in_Research_46-08-27_ep188_Typewriter_History.mp3 | | 3.6M | |
| Adventures_in_Research_46-09-03_ep189_Science_in_Recreation.mp3 | | 3.5M | |
| Adventures_in_Research_46-09-10_ep190_The_Story_of_Metal_X.mp3 | | 3.5M | |
| Adventures_in_Research_46-09-17_ep191_Birth_of_the_Balloon.mp3 | | | 5.4M |
| Adventures_in_Research_46-10-08_ep194_Dynamite.mp3 | | | 5.4M |
| Adventures_in_Research_46-10-15_ep195_SOFAR.mp3 | | | 5.4M |
| Adventures_in_Research_46-10-22_ep196_Hurricane_Maker.mp3 | | | 5.4M |
| Adventures_in_Research_46-10-29_ep197_Oil_from_Shale.mp3 | | | 5.4M |
| Adventures_in_Research_46-11-05_ep198_The_Cash_Register.mp3 | | | 5.4M |
| Adventures_in_Research_46-11-12_ep199_Uncle_Sams_Attic.mp3 | | | 5.4M |
| Adventures_in_Research_46-11-19_ep200_Toothpowder_Mountain.mp3 | | | 5.4M |
| Adventures_in_Research_46-11-26_ep201_Gustav_Dahlen.mp3 | | | 5.4M |
| Adventures_in_Research_46-12-03_ep202_The_Sting_of_Death.mp3 | | | 5.4M |
| Adventures_in_Research_46-12-10_ep203_The_Dread_Scourge_-_Typhus.mp3 | | 3.6M | |
| Adventures_in_Research_46-12-31_ep206_Time_Through_the_Ages.mp3 | | | 5.3M |
| Adventures_in_Research_47-01-07_ep207_Beauty_in_Clay.mp3 | | 3.6M | |
| Adventures_in_Research_47-01-14_ep208_Plague_Conqueror.mp3 | | 3.6M | |
| Adventures_in_Research_47-01-21_ep209_Man_of_Destiny.mp3 | | 3.6M | |
| Adventures_in_Research_47-01-28_ep210_The_Rain_Wizard.mp3 | | 3.6M | |
| Adventures_in_Research_47-02-04_ep211_Stone_That_Gave_Light.mp3 | | 3.6M | |
| Adventures_in_Research_47-02-11_ep212_The_Perfect_Clock.mp3 | | 3.6M | |
| Adventures_in_Research_47-02-18_ep213_The_Golden_Mold.mp3 | | 3.6M | |
| Adventures_in_Research_47-02-25_ep214_The_Lost_Chemical.mp3 | | 3.6M | |
| Adventures_in_Research_47-03-04_ep215_The_Modern_Road.mp3 | | 3.6M | |
| Adventures_in_Research_52-12-09_ep514_Dirty_Hands.mp3 | | 3.5M | |
| Adventures_in_Research_54-01-19_ep572_The_Immigrant_Inventor_epRepeat_of_no9.mp3 | | 3.5M | |
| Adventures_in_Research_54-05-11_ep588_And_Then_The_Night_epRepeat_of_no4.mp3 | | 3.5M | |
| Adventures_in_Research_54-05-25_ep590_The_Fight_Against_Fire_epRepeat_of_no2.mp3 | | 3.6M | |
| Adventures_in_Research_54-06-01_ep591_The_King_Of_Ice_epRepeat_of_no3.mp3 | | 3.5M | |
| Adventures_in_Research_54-06-08_ep592_I_Scream_You_Scream_epRepeat_no5.mp3 | | 3.6M | |
| Adventures_in_Research_54-06-15_ep593_Yesterdays_Secret_Weapons_epRepeat_no6.mp3 | | 3.6M | |
| Adventures_in_Research_54-06-22_ep594_The_Man_Who_Found_A_Continent.mp3 | | 3.5M | |
| Adventures_in_Research_54-06-25_ep595_Maria_Coventry.mp3 | | 3.6M | |
| Adventures_in_Research_54-07-06_ep596_A_Piece_Of_Silk.mp3 | | 3.6M | |
| Adventures_in_Research_54-09-14_ep606_The_Recluse_of_Fitzroy_Square.mp3 | | 3.5M | |
| Adventures_in_Research_54-09-21_ep607_Victory_In_The_Desert_epRepeat_of_no13.mp3 | | 3.5M | |
| Adventures_in_Research_54-09-28_ep608_Patent_Number_547860.mp3 | | 3.5M | |
| Adventures_in_Research_54-10-05_ep609_Death_Of_The_Dawn_Man.mp3 | | 3.5M | |
| Adventures_in_Research_54-10-12_ep610_A_Cup_Of_Sugar.mp3 | | 3.5M | |
| Adventures_in_Research_54-10-19_ep611_The_Fabulous_Mineral.mp3 | | 3.5M | |
| Adventures_in_Research_54-10-26_ep612_The_Blizzard_of_88.mp3 | | 3.5M | |
| Adventures_in_Research_54-11-02_ep613_Hairpin_In_The_Bottle.mp3 | | 3.5M | |
| Adventures_in_Research_54-11-09_ep614_Americans_First_Invention.mp3 | | 3.5M | |
| Adventures_in_Research_54-11-16_ep615_Fence_Around_America.mp3 | | 3.5M | |
| Adventures_in_Research_54-11-23_ep616_No_Sale.mp3 | | 3.5M | |
| Adventures_in_Research_54-11-30_ep617_A_Touch_Of_Cologne.mp3 | | 3.5M | |
| Adventures_in_Research_54-12-07_ep618_The_Green_And_The_Red.mp3 | | 3.5M | |
| Adventures_in_Research_54-12-14_ep619_The_Perpetual_Discovery.mp3 | | 3.5M | |
| Adventures_in_Research_54-12-21_ep620_The_Overlooked_Housefly.mp3 | | 3.5M | |
| Adventures_in_Research_54-12-28_ep621_The_Missing_Ingredient.mp3 | | 3.5M | |
| Adventures_in_Research_55-01-04_ep622_Kris_Kringles_Helper.mp3 | | 3.5M | |
| Adventures_in_Research_55-01-11_ep623_The_Way_Of_An_Eagle.mp3 | | 3.5M | |
| Adventures_in_Research_55-01-18_ep624_The_First_Skyscraper.mp3 | | 3.5M | |
| Adventures_in_Research_55-01-25_ep625_The_Million_Dollar_Cabbage.mp3 | | 3.5M | |
| Adventures_in_Research_55-02-01_ep626_The_Stamp_Of_Approval.mp3 | | 3.5M | |
| Adventures_in_Research_55-02-08_ep627_Michael_Saves_His_Breath.mp3 | | 3.5M | |
| Adventures_in_Research_55-02-15_ep628_Seven_And_A_Fifth_Degrees.mp3 | | 3.5M | |
| Adventures_in_Research_55-02-22_ep629_Throw_The_Oars_Away.mp3 | | 3.5M | |
| Adventures_in_Research_55-03-01_ep630_Free_As_A_Bird.mp3 | | 3.5M | |
| Adventures_in_Research_55-03-08_ep631_A_Sprig_Of_Mint.mp3 | | 3.5M | |