Although helium-3 was found to be about 10, 000 times rarer than helium-4 in the helium from the gas wells, its significant presence in underground gas deposits implied that either it did not decay, or else it had a very long half-life-billions of years.

Although most congregations hire one or more Rabbis, the use of a professional hazzan is generally declining in American congregations, and the use of professionals for other offices is rarer still.

Although neodymium is classed as a " rare earth ", it is no rarer than cobalt, nickel, and copper ore, and is widely distributed in the Earth's crust.

Although wood hulls are still in production, the most common construction material is fibreglass, followed by aluminium, steel, carbon fibre, and ferrocement ( rarer because of insurance difficulties ).

Although rarer, some women still find this possible ; see autofellatio.

Although double SIDS is very rare, double infant murder is likely to be rarer still, so the probability of Clark's innocence was quite high.

Although the V6 supercharger is still widely available, the V8 supercharger is rarer and harder to find because TRD stopped its production once Toyota released the updated VVT-i equipped 4. 7-liter engine.

Although the dominant Lenga beech ( Nothofagus pumilio ) forest can regenerate from stumps, most of the newly created beaver wetlands are being colonized by the rarer native Antarctic beech ( Nothofagus antarctica ).

Although bites by male spiders are much rarer than those by females, perhaps due to their smaller jaws rather than lacking venom of similar potency to females or being unable to administer an effective bite.

Although rarer on the professional tour as it makes hitting topspin somewhat difficult, there are some notable players who use the eastern grip to great effect.

Although the false glamour surrounding bourbon or other whisky commercials is possibly no more fatuous than the pseudo-sophistication with which TV soft-drinks are downed or toothpaste applied, there is a sad difference between enticing a viewer into sipping Oopsie-Cola and gulling him into downing bourbon.

Although Miller noted in 1907 that a difference in the pleural blood supply existed between animals, nowhere in his published works is it found that he did a comparative study of the intrapulmonary features of various mammalian lungs other than in the dog and cat ( Miller, '13 ; ;

Although it was at the Battle of The Little Horn, about which more words have been written than any other battle in American history, that the 7th Cavalry first made its mark in history, the regiment was ten years old by then.

Although the resolution might have been far more specific, it was considerably tougher than the earlier one.

Although in many frog species, females are larger than males, this is not the case in most species where males are actively involved in territorial defence.

Although relatively large for a theropod, Albertosaurus was much smaller than its more famous relative Tyrannosaurus, probably weighing less than 2 metric tons.

Although Amasis thus appears first as champion of the disparaged native, he had the good sense to cultivate the friendship of the Greek world, and brought Egypt into closer touch with it than ever before.

Although every Major League Baseball team cultivates fans from outside its immediate metropolitan area, and even though the greater Phoenix area has 2 / 3 of the statewide population, Colangelo still decided to call the team the " Arizona Diamondbacks " rather than the " Phoenix Diamondbacks ".

Although there has been considerable revision of this phylum ( the order Haemosporidia now has 17 genera rather than 9 ) it seems likely these numbers are still approximately correct.

Although the early German Panzerjäger carried more effective weapons than the tanks on which they were based, they were generally lacking in protection for the crew, having thinly armored open-topped superstructures.

Although such a conversion can be prone to loss, most modern audio systems use this approach as the techniques of digital signal processing are much more powerful and efficient than analog domain signal processing.

Although the curule aediles always ranked higher than the plebeian, their functions gradually approximated and became practically identical.

Although the VPI / VCI values are not necessarily consistent from one end of the connection to the other, the concept of a circuit is consistent ( unlike IP, where any given packet could get to its destination by a different route than the others ).

Although the permanency of acrylics is sometimes debated by conservators, they appear more stable than oil paints.

Although it has only 6. 14 percent of Alaska's land area, it is larger than the state of Maine, and almost as large as the state of Indiana.

Although the description sitting-on ( graph 1 ) is more abstract than the graphic image of a cat sitting on a mat ( picture 1 ), the delineation of abstract things from concrete things is somewhat ambiguous ; this ambiguity or vagueness is characteristic of abstraction.

Although this document was subsequently adopted by International Organization for Standardization ( ISO ) and subsequent revisions published by ISO have been adopted by ANSI, the name ANSI C ( rather than ISO C ) is still more widely used.

Although suffering less than the worst-hit countries, Bulgaria recorded its worst economic results since the 1997 meltdown.

Although players usually use their sticks to move the ball around, they may use any part of their bodies other than their heads, hands or arms and may use their skates in a limited manner.

Although Douglas was always second billed under Lancaster in these films, their roles were usually more or less the same size with the exceptions of I Walk Alone, in which Douglas played a villain, and in Seven Days in May, where Douglas ' part was larger than Lancaster's but not as dramatic.

Although hundreds of men dived into the sea to escape the flames, fewer than 100 survived the blast: approximately 70 survivors were picked up by British boats, including the wounded staff officer Léonard-Bernard Motard.

Although benzodiazepines are much safer in overdose than their predecessors, the barbiturates, they can still cause problems in overdose.

Although for instance the EU ( as well as many other developed countries ) has a balanced monetary balance of trade, its physical trade balance ( especially with developing countries ) is negative, meaning that a lot less material is exported than imported.

Although originally devised in the United States, it was more commonly adopted by British libraries than by American ones.

Although it contains passages written in the 1910s and 1920s, Doctor Zhivago was not completed until 1956.

Although no Soviet critics had read the banned novel, Doctor Zhivago was pilloried in the State-owned press.

Although aided by Doctor Strange and the appearance of Cassandra Nova, Xavier is unsuccessful.

Although he had previously been confined to Sickbay or the Holodeck, the mobile emitter allowed the Doctor to move about freely, making him ideal for missions where the environment would be harmful or otherwise fatal to the crew.

Although somewhat smaller, Doctor Who fandom considerably predates Star Trek fandom.

Although " TARDIS " is a type of craft rather than a specific one, the Doctor's TARDIS is usually referred to as " the " TARDIS or, in some of the earlier serials, just as " the ship ", " the blue box ", " the capsule " or even " the police box " and with the new Doctor " Sexy ".

Although a TARDIS is supposed to blend inconspicuously into whatever environment it turns up in, the Doctor's TARDIS retains the shape of a police box because of a systems fault which occurred in the first Doctor Who episode, " An Unearthly Child ," when the TARDIS landed in London in 1963.

Although the Doctor dismisses this as impossible, at the conclusion of the episode, he opens and closes the doors by doing just that, eschewing the need for a key.

Although he had been warned by his doctors before leaving the UK not to exert himself because of his heart condition, Troughton appeared to be in good spirits and participated vigorously in the day's panels, and was looking forward to a belated birthday celebration, which was planned for the coming Saturday evening, as well as a screening of the Doctor Who story The Dominators, which Troughton had requested personally, on the Saturday afternoon.

Although the Monk seemingly traps the Doctor on the same ice planet he was himself exiled to, thanks to the betrayal of the Doctor's companion Ace, it is revealed at the conclusion of the novel that Ace was simply pretending to side with the Monk to defeat him, the novel ending with the Monk being apparently captured by a Chronovore that he had imprisoned to help him alter time.

Although this is still unclear as in " Journey's End " the Daleks call the Doctor " the last child of Gallifrey " and in The " End of Time " a Time Lord on the high council states that a prophecy referring to the Doctor and the Master " speaks of two children of Gallifrey ".

* Although working from the original Adams script, portions of the Big Finish version were reworked by Gary Russell to make the story fit into Doctor Who continuity.

Although McGann played the Doctor on television only once, he gave permission for his likeness to be used on the covers of the BBC's Eighth Doctor novels and he has reprised the role of the Eighth Doctor in an extensive series of audio plays by Big Finish Productions.

Although the Red Skull has no superhuman abilities, he possesses an intellect and inventive genius on the level of supervillains such as Doctor Doom, and is a highly gifted subversive strategist and political operative.

Although the original series ran for only five years, its scheduling as a daily daytime drama allowed it to amass more single episodes during its run ( 1, 225 ) than most other science-fiction / fantasy genre series produced for English-language television, including Doctor Who and the entire Star Trek television franchise.

Although they became most associated with the fourth Doctor ( played by Tom Baker ), who often randomly offered them to unsuspecting people he encountered in order to defuse tense situations, the second, fifth, sixth, seventh, eighth and eleventh Doctors also offered them up in different episodes.

Although stuffed to the gills with ex-Doctor Who guest stars, only one of them was actually playing the same character: the story was built around Caroline John's Dr Elizabeth Shaw, the Doctor's companion in the seventh season of Doctor Who, now depicted as an investigator for PROBE ( the " Preternatural Research Bureau ").

Although a number of schools in the region — such as the University of MN — offer Ph. D. s in business administration, only four colleges in the entire Upper Midwest offer Doctor of Business Administration ( D. B. A.

Although successful, several members of the Squadron are killed, with the remainder ( Hyperion ; Doctor Spectrum, Whizzer, Power Princess, Lady Lark known as Skylark, Moonglow, Haywire and Shape ) marooned in the mainstream Marvel universe.

Although Octavius is defeated by Spider-Man, Justin Hammer perishes due to a heart attack caused by Doctor Octopus attacking him.

Although the Octobot escapes from Stark Industries, it manages to upload info about the Arc Reactor on Doctor Octopus ' current hideout.

* Although this was the first story to feature the Seventh Doctor, it was written in anticipation of Colin Baker returning as the Sixth Doctor.