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D Gary Grady

(133 posts)

41. There's good evidence dark matter as such really exists

Mon Feb 18, 2013, 09:25 PM

Feb 2013

You're not alone. For a long time a lot of people suspected that such things as the rotational behavior of spiral galaxies could best be explained with a revised theory of gravity. But evidence has been piling up that dark matter really is a form of matter that interacts with other matter only gravitationally. In particular, gravitational lensing has permitted mapping the distribution of dark matter and shownit to be different from that of the visible parts of galaxies.

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Has Dark Matter Finally Been Found? Big News Coming Soon [View all] hue Feb 2013 OP

That gave me chills. Wait Wut Feb 2013 #1

There are quite a few of us who embrace the term "geek". NutmegYankee Feb 2013 #3

+10 Many here are like what you said. RC Feb 2013 #5

I'm old enough to remember Cirque du So-What Feb 2013 #14

And his name is Luther. JeffHead Feb 2013 #36

Geek is an endearment. Anyone who doesn't think so is a jockhead. nt valerief Feb 2013 #4

Your question for Your Father was a great question!! hue Feb 2013 #6

Can't wait to read it! AtheistCrusader Feb 2013 #2

That is very cool... WCGreen Feb 2013 #9

I think gravity repels dark matter RC Feb 2013 #7

No DavidDvorkin Feb 2013 #10

The universe may be expanding d/t dark energy which some folks confuse with dark matter. hue Feb 2013 #11

Actually, the idea came about by observing stellar structures... Spitfire of ATJ Feb 2013 #44

More info on the search for CDM coming from the LUX in South Dakota!! hue Feb 2013 #8

Every time I hear about Dark Matter I have to post this Calvin & Hobbes Strip: yodermon Feb 2013 #12

QUARK QUARK QUARK QUARK QUARK progressoid Feb 2013 #19

Well, it would be really good to shed some light on this. nt bemildred Feb 2013 #13

:-) this is an older article, but it was one of the 1st to "shine a light on dark matter!" hue Feb 2013 #16

I've always considered it to be a fudge factor anyway. bemildred Feb 2013 #38

There's good evidence dark matter as such really exists D Gary Grady Feb 2013 #41

There is something there all right, but what? bemildred Feb 2013 #43

That was wretched. Jackpine Radical Feb 2013 #30

Quite. bemildred Feb 2013 #39

If I know exactly when the announcement will be made Orrex Feb 2013 #15

you'll know Where - exactly When you know it backtoblue Feb 2013 #18

You won't. Ikonoklast Feb 2013 #24

;-) hue Feb 2013 #25

LOL Orrex Feb 2013 #32

I see what you did there. Fantastic Anarchist Feb 2013 #33

I wonder if this has anything to do with the temporary closure of CERN? Duer 157099 Feb 2013 #17

No, CERN had planned to shut down the LHC in order to revamp the collider and it's magnets for more hue Feb 2013 #22

I've always been somewhat skeptical on dark matter. dorkulon Feb 2013 #20

I'm with you on that Motown_Johnny Feb 2013 #26

FWIW, that's exactly what some said about the neutrino VWolf Feb 2013 #34

Dark matter is all the packing materials for all the equipment being used to study dark matter. longship Feb 2013 #21

Of course dark matter exists. darkangel218 Feb 2013 #23

Gravity itself has negative energy D Gary Grady Feb 2013 #42

Were you one of them? darkangel218 Feb 2013 #45

anticipation building samsingh Feb 2013 #27

we've had dark matter around for years mamayo Feb 2013 #28

MMMM! Dark Matter Botany Feb 2013 #29

It is not visible to our eyes because it doesn't interact with photons. hue Feb 2013 #37

are those particles inside or outside of atoms? Botany Feb 2013 #46

No Botany Dark Matter particles are not inside atoms. hue Feb 2013 #53

Dark energy and dark matter are the result of the matter/anti-matter reaction. The mass of each firenewt Feb 2013 #31

K & R !!! WillyT Feb 2013 #35

2nd dimension replies, "Dark matter doesn't matter to us!" RedCloud Feb 2013 #40

I was expecting them to find it in a drawer in Karl Rove's office. kickysnana Feb 2013 #47

Regardless of what Republicans think, science is cool. neverforget Feb 2013 #48

What is the relationship between ZPE & Dark Energy? triplepoint Feb 2013 #49

They have a show on TV about black holes. Manifestor_of_Light Feb 2013 #50

My dog just went out in the backyard and dropped some dark matter out there in the freezing cold!!! MADem Feb 2013 #51

Dark Matter = Dick Cheney sellitman Feb 2013 #52