Grunsfeld added that the brine streaks aren't the most likely place on Mars to find life - better conditions for microbes would likely be underground, near a source of fresh water, rather than salty water.
An Australia ETA (Electronic Travel Authority) is a visa for travel to Australia that is issued electronically. An Australia ETA is typically valid for one year, and allows for multiple visits to Australia for a stay of up to 90 days per visit for tourist or for business travelers.
As of January 1st, 2012, the government of Sri Lanka has introduced a new electronic visa requirement, called an ETA. Tourists will need to apply for a Sri Lanka ETA on-line before traveling to Sri Lanka.The process is entirely electronic.ow it Works. The Sri Lanka ETA is issued electronically; it is not necessary to submit original passport or other documents for processing. Simply complete and submit Travisa's online request form and Travisa will lodge your ETA application to the Sri Lanka Department of Immigration and Emigration on your behalf.