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Traveller in time

Physics of time, paradoxes, science fiction, and theories for time travel

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  • The science of time
    • Time dilation
    • Dilatación por velocidad
    • Wormholes
    • Closed time-like curves
    • Flecha del tiempo y entropía
    • Cilindro de Tipler
    • Cosmic strings
    • The chronology protection
    • See all theories
  • Blog
    • Time travel
    • Science
    • Science fiction
    • Theories
    • The time machine
    • Traveller in time
    • Back to the future
    • Books
    • Video games
    • Technology / inventions
    • Perception
    • Transcendence
    • Evidence or myths
    • Other
  • Tools
    • Timeline Builder
    • Model comparator
    • Traveler Chronology
    • Time Dilation Calculator
  • Physics Course
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Privacy policy

PROTECTION OF PERSONAL DATA

Last updated: August 8, 2026

This policy clearly explains how personal data is treated at Viajeros en el Tiempo, in accordance with the Regulation (EU) 2016/679 (RGPD), la Organic Law 3/2018, on the Protection of Personal Data and guarantee of digital rights (LOPDGDD) and the applicable Spanish regulations.

1. Data controller

Responsible: José Luis Torres Arevalo
NIF: 73585926W
Home: C/ Jalance, 5, 46022 Valencia, Spain
Email for privacy issues: [email protected]
Website: https://viajeroseneltiempo.es/

2. What data is processed

Depending on how the site is used, the following categories of data may be processed:

  • Newsletter subscription: name, email address, subscription status, registration date and proof of consent.
  • Inquiries by mail: name or identifier used, email address, content of the query and any information that the person decides to provide voluntarily.
  • Technical and safety data: IP address, browser type, device, technical logs and data necessary to prevent abuse, diagnose errors and maintain the security of the site.
  • Cookies and measurement: identifiers and browsing data when the person has authorized them through the consent panel, except for strictly necessary cookies.

Special categories of data—such as health information, ideology, religion, biometrics, or sexual orientation—are not intentionally requested. Please do not communicate this type of information through the general channels of the site.

3. Purposes and legal bases

Treatment Purpose Legal basis
Newsletter Manage registration, send welcome content, articles, news and editorial communications, and process cancellation. Consent of the interested party, article 6.1.a of the RGPD.
Queries Respond to requests, questions, incidents or communications received. Consent and, depending on the nature of the query, pre-contractual measures or legitimate interest in responding to communications.
Safety and operation Prevent fraud, abusive access, attacks, errors and maintain essential technical records. Legitimate interest in protecting the site, article 6.1.f of the GDPR, and compliance with legal obligations.
Non-necessary cookies and analytics Measure site usage and improve content and navigation. Consent, which can be configured or withdrawn from the cookie panel.

When the treatment is based on consent, this may be withdrawn at any time without affecting the legality of the treatment previously carried out.

4. Newsletter and electronic communications

The opt-in form requests affirmative action and acceptance of privacy information. The email is used to send the welcome selection and subsequent content related to time travel, science and culture.

Each communication will include a means to unsubscribe. You can also request cancellation by writing to [email protected]. Commercial communications will not be sent to those who have not requested or authorized them, unless there is another sufficient legal basis.

5. Conservation periods

  • Subscribers: as long as the subscription is maintained or until consent is withdrawn. Afterwards, essential data may be kept blocked during the applicable statute of limitations to prove compliance.
  • Queries: for the time necessary to respond and provide reasonable follow-up; They may subsequently be kept blocked if there is a legal obligation or possible liability.
  • Technical records: for limited periods and proportionate to the purposes of security, diagnosis and prevention of abuse.
  • Cookies: during the period indicated in the cookie policy or panel and, in any case, in accordance with the consent granted.

The data will be deleted or anonymized when it is no longer necessary, without prejudice to the blocking periods required by law.

6. Recipients and those in charge of processing

The data is not sold. They may be accessed by providers who provide services necessary for the operation of the site, such as web hosting, maintenance, security, backup copies, email delivery, subscriber management and, where there is consent, measurement or analytics.

These providers act as data processors or independent controllers, as appropriate, and must apply appropriate confidentiality and security measures. The data may also be communicated to public administrations, courts, tribunals or security forces and bodies when there is a legal obligation.

7. International transfers

Some technology providers may process information from countries outside the European Economic Area. Where this occurs, mechanisms recognized by the GDPR will be used, such as adequacy decisions, standard contractual clauses or other appropriate safeguards. The use of non-essential services that involve navigation identifiers is subject to the configuration of consent when required.

8. Rights of people

You can exercise the following rights free of charge:

  • Access: know if your data is processed and obtain a copy.
  • Rectification: correct inaccurate or incomplete data.
  • Suppression: request their elimination when they are no longer necessary or there is another legal cause.
  • Opposition: oppose treatments based on legitimate interest and direct marketing.
  • Limitation: request that the processing be restricted in the cases provided for by the RGPD.
  • Portability: receive certain data in a structured format and transmit it to another controller when applicable.
  • Withdrawal of consent: remove it at any time.

To exercise them, you can write to [email protected] indicating the requested right and the information necessary to identify the request, or send a communication to C/ Jalance, 5, 46022 Valencia. If there are reasonable doubts about identity, additional information may be requested to be provided to verify it.

If you consider that the treatment does not comply with the regulations, you can file a claim with the Spanish Data Protection Agency, C/ Jorge Juan, 6, 28001 Madrid, through its electronic headquarters or the channels available on its website.

9. Automated decisions and profiles

No automated decisions are made with legal or significantly similar effects on users. General audience statistics, if authorized, are used to understand how the content works and not to make decisions of this nature.

10. Minors

The site does not specifically target minors nor does it seek to knowingly collect their data. In Spain, consent for data processing based exclusively on consent can only be given by a minor when they are over fourteen years of age, without prejudice to cases in which the law requires the assistance of those who exercise parental authority or guardianship.

If it is detected that data from a minor has been received without sufficient legitimacy, reasonable measures will be taken to eliminate it.

11. Security and confidentiality

Reasonable technical and organizational measures are applied to protect data against destruction, loss, alteration, unauthorized access or disclosure. However, no system connected to the Internet can guarantee absolute security. Users should avoid sending unnecessary or especially sensitive information.

12. Cookies

Strictly necessary cookies may be used for the operation and security of the site. Preference, measurement or third-party cookies are managed according to their purpose and, where applicable, are only activated after consent. You can view and modify your options in the Cookie policy and panel.

13. Changes to this policy

The policy may be updated when treatments, providers or legal requirements change. The current version will be published on this page indicating the date of the last update. When a change substantially affects a treatment based on consent, a new authorization will be requested if necessary.

14. Contact

For any questions about privacy or data protection: [email protected].

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