Structures of this sort were given a very interesting name. What?

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Cracked by: badideabear, shrik, jowens and Bharath

What is this, and what did it inspire?

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Cracked by Rajesh, raklodramA, Urthstripe, Sumanth Patlolla, badideabear, Manish Achuth, Rahulk, Satya Saha, Vishwas B Sharma, Shivathilak, rickde, Rogi, rohanquizzer, shrik, Shwetha Maiya, jowens, KK, Thejas V R, asdf, Ananth, Bharath and Nandha K Samy

What’s going on here?

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Cracked by Jayaprakash B R, Vishwas B Sharma, debjani, raklodramA, Rajesh, Riyaz Usman, Sumanth Patlolla, badideabear, Rahulk, rickde, Rogi, shrik, Shwetha Maiya, jowens, KK, Thejas V R, Manish Achuth, Ananth and Bharath

Identify the man in the photograph:

(Question will be modded on the 6th)

Cracked by Vishwas B Sharma, debjani, raklodramA, Rajesh, KK, Riyaz Usman, Sumanth Patlolla, badideabear, Manish Achuth, Rahulk, rickde, Rogi, rohanquizzer, shrik, Shwetha Maiya, jowens, byslexia, Thejas V R, Ananth, Bharath and Saill

What is the (superficial) connection?

Cracked by everyone.

KK, Manish Achuth, Rogi, rohanquizzer, Sumanth Patlolla, jowens, Bharath, badideabear, raklodramA, Rahulk, shrik, Rajesh, rickde, Ananth, Shwetha Maiya, debjani, Vicky and Thejas V R

Tell us the story connecting (1), (2) and (3)

Cracked by Rey de Vaqueiros, jowens, KK, Manish Achuth, Rogi, Amarendra Kumar, rohanquizzer, Sumanth Patlolla, Dibyo, shrik, Jayaprakash B R, Bharath, badideabear, raklodramA, Rahulk, Rajesh, rickde, Ananth, Shwetha Maiya, Vishwas B Sharma and Thejas V R

Theory X, widely misattributed to have been discovered by 1 was actually discovered by this dude in 2 and interestingly, he was a catholic priest. What is X? Who is 2?

Cracked by Logik, sandeep bhat, Amarendra Kumar, badideabear, Manish Achuth, Sumanth Patlolla, Bharath, rohanquizzer, shrik, Ananth, KK, Rogi, jowens, Dibyo, raklodramA, Rahulk, Rajesh, rickde, Shwetha Maiya and Vishwas B Sharma

Picture of four bulbs lit for the first time using X. What is X? 2 is a well needed hint.

Cracked by: jowens, Anjul, shrik, Manish Achuth, Rahulk, KK, Amarendra Kumar, Bharath, Madan, Vishwas B Sharma, Sumanth Patlolla, rickde, rohanquizzer, raklodramA, Ananth, sandeep bhat, badideabear, Prasad, sanador, Rogi, Dibyo, Jayaprakash B R, Rajesh and Shwetha Maiya

What is this?

Cracked by: jowens, sandeep bhat, Ananth, badideabear, Manish Achuth, Amarendra Kumar, raklodramA, Rajesh, Sumanth Patlolla, rickde, Rahulk, KK, shrik, rohanquizzer, sanador, Anjul, Bharath, Vishwas B Sharma, Rogi, Shwetha Maiya and grey_matters

Recent work by this dude and his team from MIT achieved 2. What is 2? What is it a “photo” of?

Jayaprakash B R, Sumanth Patlolla, Rahulk, KK, raklodramA, rohanquizzer, Manish Achuth, Rogi, shrik, Ananth, Vivek Gokuladas, Prasad, jowens, badideabear, rickde, Rajesh, Saurabh, hapadapa, Bharath, sanador, Logik, Urthstripe, Siddharth Ravi, tanwi and Anjul