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4:00 PM: How the Universe Works (S5 E4) (S5) | Discovery Science | 12/5 2025 Discovery Science
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Episode 4

Broadcast info
Published: 2010
Episode: Life & Death On The Red Planet

Once there was life on Mars - but scientists believe a series of devastating mass extinctions transformed a watery planet into a desert.

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Blowing Up History (S4 E26)
5:00 AM

Blowing Up History ...

Blowing Up History (S4 E26)
6:00 AM

TELESHOPPING

TELESHOPPING
6:30 AM

TELESHOPPING

TELESHOPPING
7:00 AM

How Do They Do It? (S15 E18)

How Do They Do It? (S15 E18)
7:30 AM

How Do They Do It? (S15 E19)

How Do They Do It? (S15 E19)
8:00 AM

NASA's Unexplained Files (S3 E14)

NASA's Unexplained Files (S3 E14)
9:00 AM

NASA's Unexplained Files (S3 E16)

NASA's Unexplained Files (S3 E16)
10:00 AM

NASA's Unexplained Files (S4 E5)

NASA's Unexplained Files (S4 E5)
11:00 AM

You Have Been Warned (S6 E3)

You Have Been Warned (S6 E3)
12:00 PM

You Have Been Warned (S6 E4)

You Have Been Warned (S6 E4)
1:00 PM

Richard Hammond's Big (S1 E3)

Richard Hammond's Big (S1 E3)
2:00 PM

Richard Hammond's Big (S1 E4)

Richard Hammond's Big (S1 E4)
3:00 PM

Morgan Freeman's Through The Wormhole (S7 E8)

Morgan Freeman's Through The Wormhole (S7 E8)
4:00 PM

How the Universe Works (S5 E1)

How the Universe Works (S5 E1)
5:00 PM

How the Universe Works (S5 E2)

How the Universe Works (S5 E2)
6:00 PM

How Do They Do It? (S16 E3)

How Do They Do It? (S16 E3)
6:30 PM

How Do They Do It? (S16 E4)

How Do They Do It? (S16 E4)
7:00 PM

How Do They Do It? (S16 E5)

How Do They Do It? (S16 E5)
7:30 PM

How Do They Do It? (S16 E6)

How Do They Do It? (S16 E6)
8:00 PM

How Do They Do It? (S16 E7)

How Do They Do It? (S16 E7)
8:30 PM

How Do They Do It? (S16 E8)

How Do They Do It? (S16 E8)
9:00 PM

How It's Made (S26 E10)

How It's Made (S26 E10)
9:30 PM

How It's Made (S26 E11)

How It's Made (S26 E11)
10:00 PM

How It's Made (S26 E12)

How It's Made (S26 E12)
10:30 PM

How It's Made (S26 E13)

How It's Made (S26 E13)
11:00 PM

How It's Made: Dream Cars (S2 E9)

How It's Made: Dream Cars (S2 E9)
11:30 PM

How It's Made: Dream Cars (S2 E10)

How It's Made: Dream Cars (S2 E10)
12:00 AM

How It's Made: Dream Cars (S2 E11)

How It's Made: Dream Cars (S2 E11)
12:30 AM

How It's Made: Dream Cars (S2 E12)

How It's Made: Dream Cars (S2 E12)
1:00 AM

Morgan Freeman's Through The Wormhole (S7 E8)

Morgan Freeman's Through The Wormhole (S7 E8)
2:00 AM

How the Universe Works (S5 E1)

How the Universe Works (S5 E1)
4:00 AM

Blowing Up History (S4 E27)

Blowing Up History (S4 E27)
5:00 AM

Blowing Up History (S4 E28)

Blowing Up History (S4 E28)

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