Advertising and advertisement services; Advertising and commercial information services, via the internet; Advertising and directory services, namely, promoting the services of others by providing a web page featuring links to the websites of others; Advertising by transmission of on-line publicity for third parties through electronic communications networks; Advertising services, namely, promoting and marketing the goods and services of others in the field of science via print and electronic media; Advertising via electronic media and specifically the internet; Dissemination of advertising for others via the Internet; Marketing, advertising and promoting the goods and services of others in the field of science, namely, providing information via mail and electronic mail; Marketing, advertising, and promoting the retail goods and services of others to wireless electronic devices; On-line advertising services for others; Promoting the goods and services of others by distributing advertising materials through a variety of methods; Promoting the goods and services of others by means of distributing advertising on the Internet; Promoting, advertising and marketing of the on-line web sites of others; Providing a searchable on-line advertising website and guide featuring the goods and services of other vendors via the Internet; Providing a web site at which scientists and those interested in science can post promotional profiles and respond to advertisements for their services; Providing a web site that enables users to post items for sale through on-line classified advertisement; Providing consumer information services and making referrals in the field of science