Science & Medical Videos Dnatube
3344 views
Lec 59 - Detectable Civilizations in o ...
Detectable Civilizations in our Galaxy 1 A framework for thinking about how many detectable ...
2984 views
Lec 60 - Detectable Civilizations in o ...
Detectable Civilizations in our Galaxy 2 Why do we even care about the Drake Equation. ...
3175 views
Lec 61 - Detectable Civilizations in o ...
Detectable Civilizations in our Galaxy 3 Reconciling with the traditional Drake Equation
3634 views
Lec 62 - Detectable Civilizations in o ...
Detectable Civilizations in our Galaxy 4 Taking a shot at estimating the number of detectable ...
3162 views
Lec 63 - Detectable Civilizations in o ...
Detectable Civilizations in our Galaxy 5 More reasons why we haven't detected anything yet.
4110 views
Lec 64 - Human Evolution Overview
Human Evolution Overview From the extinction of the dinosaurs to humanity
2992 views
Lec 65 - Understanding Calendar Notation
Understanding Calendar Notation Difference between BC, BCE, AD and CE. A little bit about ...
2930 views
Lec 66 - Correction Calendar Notation
Correction Calendar Notation Correcting the time difference calculation by taking into ...
3265 views
Lec 67 - Development of Agriculture an ...
Development of Agriculture and Writing The Paleolithic and Neolithic eras of the Stone Age.
2861 views
Lec 68 - Introduction to Light
Introduction to Light Light and electromagnetic radiation
3034 views
Lec 69 - Seasons Aren't Dictated by Cl ...
Seasons Aren't Dictated by Closeness to Sun Why our closeness to the sun does not dictate the ...
3813 views
Lec 70 - How Earth's Tilt Causes Seasons
How Earth's Tilt Causes Seasons How being Earth's tilt causes seasons
4924 views
Lec 71 - Milankovitch Cycles Precess ...
Milankovitch Cycles Precession and Obliquity How changes in Earth's rotation can effect ...
5031 views
Lec 72 - Are Southern Hemisphere Seaso ...
Are Southern Hemisphere Seasons More Severe? Are Southern Hemisphere seasons more severe ...
3500 views
Lec 73 - Precession Causing Perihelion ...
Precession Causing Perihelion to Happen Later Clarifying the effect of axial precession on ...
3129 views
Lec 74 - What Causes Precession and Ot ...
What Causes Precession and Other Orbital Changes What causes precession and other orbital changes
4223 views
Lec 75 - Apsidal Precession (Perihelio ...
Apsidal Precession (Perihelion Precession) and Milankovitch Cycles Apsidal Precession ...
3518 views
Lec 76 - Firestick Farming
Firestick Farming How the indigenous Australians used fire to change their environment
2994 views
Lec 77 - Carbon 14 Dating 1
Carbon 14 Dating 1 Carbon 14 Dating 1
3188 views
Lec 78 - Carbon 14 Dating 2
Carbon 14 Dating 2 Carbon 14 Dating 2
3542 views
Lec 79 - Potassium-Argon (K-Ar) Dating
Potassium-Argon (K-Ar) Dating How K-Ar dating can be used to date very old volcanic rock and ...
3508 views
Lec 80 - K-Ar Dating Calculation
K-Ar Dating Calculation Working through a calculation for K-Ar dating (good to have some ...
2845 views
Lec 81 - Chronometric Revolution
Chronometric Revolution Discussion of the relatively recent changes in our ability as a ...
3074 views
Lec 82 - Collective Learning
Collective Learning How symbolic language drives collective learning and how this is one of ...