Ivanova says (on Sheridan's link) that the carbon-14 dating puts the artifact at one million years old. But carbon dating can only be done to objects on earth, as the carbon ratios in space would be vastly different and constantly changing.
Even if the carbon ratios from the artifact's origin were known, Carbon-14 dating is only effective for dating things to about 60,000 years. Other radioisotopes would be used to date anything much older, yet Ivanova says that carbon dating determined the object is over a million years old.
When Vir Cotto was throttling Zack Allen and the telepathic spell is broken you can see that Stephen Furst forgot to remove his wrist watch. The watch is not present on his left wrist when the fight begins, but is present at the end of the fight.
The countdown timer on the nuclear bomb starts at 4:00 minutes, but then begins counting down from 4:59, 4:58, etc.
When the IPX leader is looking at the various screens regarding the alien device, one of the displays has a misspelling: "EMF EMMISIONS" should be "EMF EMISSIONS"